SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL

 
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
SKA France
The French community towards the
Square Kilometre Array

Chiara Ferrari
Astronomer at Observatoire de la Côte d’Azur
Director of SKA France
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
Timeline of the SKA project
  2009         2010           2011             2012   2015                                                             2016                         2017         2018     2019

                                                                                                                                                    Revision of French roadmap

AS SKA-LOFAR

                 EMBRACE

                                                        Prospective
                                                                 Institut National des Sciences de l’Univers
                                       ch

                                                        Prospective
                        B U T : Fr e n
                                   ra w al                                                                                                       P0 for France
                         w i th d
                                   h e S K A                                                                                                     joining SKAO
                        fro  m   t
                                                                                                               Astronomie et Astrophysique
                                                                                                                                   2015-2020
                                                                                                                 Synthèse et Résumés éxécutifs

                                                                                                                                                  NenuFAR
                LOFAR

SKA Swiss Days 2018                                                                                                                                                              2
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
The SKA France coordination
                                                                                                                                                                                                 Traitements*des*données
                                                                                                                                                                                            Visualisation des données
                                                                                                                                                                                                 Partage des données

                                                                                SKA: le plus grand défi “Big Data” en astronomie
                                                                        Chiara Ferrari et Gabriel Marquette - Coordination SKA-France
                                                                                                                                                      Un radiotélescope géant et un projet international majeur
                                                                                                                                                    • Square Kilometre Array (SKA): l’un des projets majeurs de l’astronomie au sol au niveau mondial →
                                                                                                                                                      Depuis 2016 dans la catégorie Landscape de la Roadmap ESFRI
                                                                                                                                                    • Réseau interférométrique qui couvrira les bandes radio astronomiques métriques à centimétriques avec
                                                                                                                                                      une surface collectrice de 1 km2
                                                                                                                                                    • Première phase de son déploiement: SKA1 (environ 10% du réseau final) prévue à l'horizon 2020+
                                                                                                                                                    • SKA1 sera construit sur deux sites: SKA1-LOW (50-350 MHz) en Australie et SKA1-MID (350 MHz-15
                                                                                                                                                      GHz) en Afrique du Sud → Deux télescopes pour un observatoire
                                                                                                                                                    • La bande de fréquences de SKA et sa surface collectrice en font un radiotélescope exceptionnel →
                                                                                                                                                      Moyen unique pour cartographier les différentes phases de l’histoire de l’Univers, des premières sources
                                                                                                                                                      lumineuses aux systèmes d’astres évolués que nous observons aujourd’hui
                                                                                                                                                    • Projet international : 10 pays membres aujourd’hui et 7 pays observateurs, dont la France → SKA sera
                                                                                                                                                      piloté par une Organisation Inter-Gouvernementale (IGO) en cours de montage
                                              Vision d’artiste des antennes de SKA1-LOW (gauche) SKA1-MID (droite) – Crédit : SKA Organisation

                                        Un défi technologique particulièrement stimulant pour un très large sous-ensemble
                                        des technologies de l’information haute performance
                                      • Signaux électriques captés par des milliers d’antennes localisées dans les déserts australien et sud-
                                        africain et transportés jusqu’aux super-ordinateurs installés à des centaines de kilomètre de distance
                                        (Perth et Cape Town) → débits de plusieurs Tbit/s
                                      • Ces données brutes deviendront des images 4D (position, temps, fréquence) du ciel à travers une chaine
                                        algorithmique complexe → puissance de calcul de plusieurs centaines de Pflops
                                      • Les produits prêts pour l’analyse scientifque seront mises à disposition de la communauté astronomique
                                        → taux de croissance de l’archive SKA de 50 à 300 Pbytes/an
                                      • Le travail de préparation à l'échelle mondiale s’articule autour de groupes de travail scientifiques et
                                        technologiques
                                      • Dans cette phase de préparation, un rôle fondamental est joué par les différents précurseurs
                                        internationaux de SKA, comme les réseaux d’antennes LOFAR en Europe, ASKAP et MWA en Australie,
                                        MeerKAT en Afrique du Sud
                                      • Un immense et passionnant « chantier de recherche » → perspective d’innovation et de sauts

                                                                                                                                                                                                                                                                  Seminars
                                        technologiques considérable pour le monde industriel dont on attend en particulier des retombées
                                        importantes dans de nombreux domaines faisant appel aux technologies massives de l'information
                                                                                                                                                           Informations techniques principales pour SKA1-LOW (gauche) et SKA1-MID (droite) – Crédit : SKAO

                                                                                                                                                    Une forte mobilisation de la communauté française
                                                                                                                                                  • La France est impliquée de manière significative dans le projet SKA depuis ses études préparatoires (FP6)
                                                                                                                                                  • Montée en puissance de la participation française dans SKA: mise en place de l’Action Spécifique SKA-
                                                                                                                                                    LOFAR en 2010 et de la coordination SKA-France en 2016 (CNRS/INSU, Observatoires de Paris et de la
                                                                                                                                                    Côte d’Azur, l’Universités de Bordeaux et d'Orléans)
                                                                                                                                                  • SKA-France: Coordination nationale des activités scientifiques, techniques et industrielles → Objectif:
                                                                                                                                                    construire la solution SKA France pour permettre aux équipes scientifiques et aux porteurs de projet
                                                                                                                                                    industriels d’occuper les positions de leader auxquels ils peuvent dans SKA
                                                                                                                                                  • Ateliers technologiques « SKA-France : HPC & Traitement du Signal » : participation des entreprises
                                                                                                                                                    majeures du secteur, implantées en France et de plusieurs organismes de recherche → co-design pour
                                                                                                                                                    optimisation du traitement du signal: construire un groupe français qui guide les développements
                                                                                                                                                    algorithmiques pour les données d’interférométrie radio (CNRS/INSU & CEA) en collaboration étroite avec les
                                                                                                                                                    constructeurs (industriels) et la recherche informatique (INRIA)
                                                    Participants au dernier atelier « SKA-France : HPC / Big Data » (9 septembre 2016, Paris)

                                            SKA constitue aujourd’hui le Graal scientifique pour la communauté astronomique mondiale et deviendra une réalité dès lors que les défis fantastiques Big Data et HPC - production de
                                            données équivalente au trafic internet mondial d’aujourd’hui - ainsi qu’énergétique, auront été relevés avec succès.
                                            C’est dans cette perspective que les communautés scientifique et industrielle françaises se sont mobilisées pour prendre la place à laquelle ils prétendent légitimement dans le projet. SKA.
                                            SKA ne pourra atteindre le degré d’excellence et de performances visées sans les contributions françaises, jugées au niveau mondial comme indispensables pour relever les défis
                                            scientifiques, numériques et énergétiques.

                                                                        UMR$7293$Laboratoire$Lagrange$&$CNRS/INSU$–$Bd.$de$l’Observatoire$06304$Nice$&$3$rue$MichelHAnge$75016$Paris$
                                                                                   chiara.ferrari@oca.eu$&$gabriel.marqueQe@cnrsHdir.fr$pour$la$CoordinaSon$SKAHFrance$

     Workshops             Web page                                                  Big events

   Monthly bulletins

SKA Swiss Days 2018                                                                                                                                                                                                                                                          3
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
The French SKA White Book
                                                                                             176 authors from
   French SKA White Book
   The French community towards the Square Kilometre Array
                                                                                      40 French research institutes

   Editor in Chief:

                                                                                      6 private companies
   C. Ferrari
   Editors:
   G. Lagache, J.-M. Martin, B. Semelin — Cosmology and Extra-galactic astronomy
   M. Alves, K. Ferrière, M.-A. Miville-Deschenes, L. Montier — Galactic Astronomy
   E. Josselin, N. Vilmer, P. Zarka — Planets, Sun, Stars and Civilizations
   S. Corbel, S. Vergani — Transient Universe
   S. Lambert, G. Theureau — Fundamental Physics
   S. Bosse, A. Ferrari, S. Gau↵re — Technological Developments
   G. Marquette — Industrial Perspectives and Solutions

                                                                 arXiv:1712.06950

SKA Swiss Days 2018                                                                                                   4
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
A wider and wider community and strong
                  interdisciplinary incentives
                                                 Planck
            ASKAP (AUS)           MeerKAT (SA)
                                                  All SKA Science Working Groups have French
                                                  participants
                                                  Sixteen French researchers (co-)authors of more
                      JVLA (US)    GMRT (IN)      than 30 out of the 135 chapters of the SKA
                                                  Science Book

     LOFAR (EU)
     NenuFAR (FR)

         VLBI

SKA Swiss Days 2018                                                                                 5
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
e↵orts to observe FRBs at Nançay
seen thus far have been detected byOcvirk+  16 data from Adapted
                                       analysing                 from
                                                           1.4-GHz    Staveley-Smith conducted
                                                                    observations     & Osterloo 15 & Fernàndez+ 13
 elescope, often as part of the High Time Resolution Universe (HTRU) pulsar survey (see
  et al. 2016). FRB 121102 (discussed above), discovered at 1.4-GHz at Arecibo, was the
   at Parkes (Spitler et al. 2014); and the discovery of FRB 110523 with the Green Bank
-GHz demonstrated that FRBs can be seen at these lower frequencies (Masui et al. 2015).
 (2017) reported the discovery of three FRBs in a survey of the southern sky at 0.8-GHz
servatory Synthesis Telescope. It will be particularly interesting to see how many FRBs
onstruction in Canada, will detect between 0.4 and 0.8-GHz, and also if instruments such
will be able to detect FRBs despite the strongly dispersed and scattered signals at these
  ies (note that a search for FRBs at 145-MHz using LOFAR stations in France and in the
ection, see Karastergiou et al. 2015 for details). The estimated FRB rate based on the
Temperature distribution in a 45 h70 1 Mpc x 45 h70 1 Mpc x 0.03 h70 1 Mpc slice of the CODA
 is of several thousands FRBs per sky and per day (see e.g. Champion et al. 2016).
t half-reionisation (Ocvirk et al. 2016). Orange regions show photo-heated, ionised material, while
 l neutral medium appears in blue.
                                                                                                             Figure 21: A simulation showing the distribution with redshift of H i masses of galaxies likely to be detected with

                                                                                                                                      Courtesy: Cognard+
 ct 3D (2D+time) tomography of the 21 cm signal (Madau et al. 1997).                                         SKA1 in the representative tiered set of 1,000 hr surveys discussed by Staveley-Smith & Oosterloo (2015). Blue
 will be used to investigate the connection between the sources (first galaxies and AGNs) and the            corresponds to the “medium wide” survey, green to the “medium deep” and red to the “deep”. The turn-over
 tance the evolving geometries of a Reionisation powered by a few bright galaxies or abundant fainter        of the H i mass Schechter distribution function M(HI)* at z=0 is displayed as the dashed horizontal line. The
 ected to be di↵erent (see e.g. McQuinn et al. 2007; Chardin et al. 2012). Imaging will also provide         diagram inserted at right, corresponding to the black rectangle inserted at left, shows what is possible to do now,
w of the actual Reionisation history experienced by biased regions (and therefore galaxies): structures
                                                                                                             in 50 hours of observations with the JVLA, from the pilot survey of Fernàndez et al. (2013).
   and turnover are difficult to constrain by non-simultaneous observations in various spectral ranges. But we found
eionised earlier than the Universe as a whole and often on large durations (up to ⇠ 200 Myrs, see e.g.
4). The details of these timings could be important to investigate the suppression of star formation
   a signal down to 50 MHz with an overall shape compatible with observations
  by radiation (Ocvirk & Aubert 2011; Ocvirk et al. 2014).                                 atthehigher
                                                                      this fraction closer to    universal frequencies.
                                                                                                           fraction of 17%, while supernovae and AGN feedback have been implicated
werful AGNs are expected to create large H ii regions with radii of 10s of Mpc (see e.g. Datta et
                                                                                                             in reducing it to less than 4% today? Obtaining rotation curves extending to the outskirts is time consuming
 16): detections with SKA1-LOW should be possible with 1000 hrs of observation and will provide
on AGNs or IGM high-z properties. Such prospects open the possibility of linking the population of           at high z, but much will be learned from a well-selected sample of ⇠ 100 galaxies. A deep integration of 100h
 with e.g. the luminosity functions (LF) of galaxies and AGNs : first constraints on LFs are already         with SKA1-MID, with 15kpc spatial resolution (2.4 arcsec at z=0.5 and 1.8 arcsec at z=1 and beyond), will be
                                                                                Girard+ 16
g. Bouwens et al. 2015; Giallongo et al. 2015) and will be further refined with future experiments
ST or ATHENA. SKA will provide an alternate view of the first sources by putting constraints on
                                                                                                             required to reach H i column densities of 4.1 and 7.5 1020 cm 2 respectively, at 5 , in 20km/s channels. The
                                                                                                             study of a more significant sample could be done only at lower resolution and higher sensitivity with SKA1 and
ce on their environment : as such, SKA will be essential component to deepen our understanding of            only then by exploiting the relation between luminosity and rotation speed (i.e., Tully-Fisher relation). Studying
 mation in its earliest stages. It would also provide key insights on the relative contribution of star
                                                                                                             galaxies at even higher redshifts, up to z=2, will have to wait for the sensitivity provided by SKA2.
                                                                                                             The growth of angular momentum in galaxies
                                            19
                                                                                                             The angular momentum of nearby disk galaxies is about that predicted for their dark matter halos (Steinmetz
                                                                                                             & Navarro 1999). How can a dissipative and non-dissipative matter have the same specific angular momentum,
                                                                                                             when one is found on much smaller scales than the other? Models of the cosmological accretion of gas driven
                                                                                        Courtesy: Charlot+   by the growth of large scale structure have made significant progress in solving this issue (Danovich et al. 2015)
                                                                                                             but even then, these models do not follow the gas down to galaxy (kpc) scales. The angular momentum as a
                                                                                                             function of redshift, should vary as j(z) / (1 + z)3/2 (Mo et al. 1998). This is something we can test rather
                                                                                                             uniquely with SKA observations of many galaxies in H i.
   Figure 37: Left: resolved brightness distribution of Jupiter’s synchrotron emission with LOFAR at 127-172 MHz,
   with dipolar field lines superimposed. Center: LOFAR image contours (red) compared to VLA ones43at ⇠5 GHz,
   by 10% steps. Right: measurements of Jupiter’s synchrotron spectrum, obtained with the VLA between 1991
   and 2004, and with LOFAR in 2011 and 2013 (Girard et al. 2016a,b). Blue and red curves were fitted by de
   Pater et al. (2003). Decametre emission (DAM – not shown) dominates the spectral range below 40 MHz.

     SKA covering
   SKA,   Swiss Days    entire range of Jupiter’s synchrotron emission with resolved images, will bring unique con- Rosado + 15
                   the 2018                                                                                                                                                                                                        6
   straints to the distribution of energetic electrons in Jupiter’s inner magnetosphere in all energy ranges (100s of
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
A wider and wider community and strong
                  interdisciplinary incentives
                                        Planck

Euclid            ELT    LSST      JWST

                                                 The richest synergy chapter ever
4MOST             DESI   Athena   CTA            published about SKA vs. other projects,
                                                 including:
                                                  instruments covering the whole
                                                  electromagnetic spectrum

LIGO & Virgo Post-Planck ALMA                     gravitational wave detectors
                                          SVOM

SKA Swiss Days 2018                                                                    7
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
Planck coll. 16

                                                                                           Figure 64: Left: spectral distribution of polarised foreground emission at 1 deg
                                                                                           between 80Vazza
                                                                                                        and+90%
                                                                                                            17 sky coverage. Units are r.m.s brightness temperature. Ta
                                                                                           X (2016). Right: angular power spectra showing primordial B modes, lensing B
                              -25                                                          modes, as well as the total contribution of polarised B-mode foregrounds (dust p
                                                                                           the cleanest 1% to 90% of the sky, at 100 and 200 GHz. From Errard et al. (201
                                                                                                    1050

                                                                                                           Peak X-ray luminosity (erg s-1)
                              -20
 Absolute peak magnitude MV

                                                                                           The presence of polarised extragalactic sources constitutes an additional source
                                                                                           the compact
                                                                                                1045
                                                                                                         source contribution does not impact the large angular scales (near t
                              -15                                                          play an important role on intermediate and small angular scales. It is likely tha
                                                                                           to be removed with a combination of masking or subtracting individual sources,
                                                                                           power-spectrum
                                                                                                1040        level. We can seek to improve the source detection process using
                                                                                           compact sources detected by SKA. It should also be noted that a large fraction o
                              -10                                                          detected in CMB experiments are variable. One way of addressing this problem is
                                                                                                1035
                                                                                           of sources in such a way that these observations are performed near simultaneous

                               -5
                                    1               102                       104                     Adapted from Jonker+ 13
                                              Time scale (s)

     SKA
Figure  67: Swiss     Days 2018
            The characteristic absolute optical magnitude (red) and X-ray luminosity (grey) versus characteristic
                                                                                                                                                                       8
timescale for various classes of object which could be studied by SVOM. The optical/X-ray scales are on the
 eft/right axes. Sources/phenomena that have been relatively poorly studied are plotted without border and
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
Building this fantastic machine:
                technological developments in France

                                                              50 PFLOPS
                      8.8 Tb/s
                                     Design Consortia

        SKA1-MID                                                    5 Tb/s
                                         7.2 Tb/s

                      Design Consortia                        100 PFLOPS
                                           Design Consortia
                      ~2 Pb/s

        SKA1-LOW

SKA Swiss Days 2018                                                          9
SKA France The French community towards the Square Kilometre Array - Chiara Ferrari - SKA | EPFL
SKA Swiss Days 2018   10
France within the organisation of the SKA
                    European Regional Data Centre
Regional Centres Concept:

                                                                  Users
                                  Regional
                                  Centre 1
        Science                                                    Users
       Processing
         Centre
                                  Regional                         Users
          AUS                     Centre 2
                                                                   Users

        Science                                                    Users
       Processing
         Centre
                                                                   Users
          RSA                     Regional
                                  Centre N                         Users

      Observatory              User Community

       • J.-P. Vilotte (CNRS):
         member of the External Advisory Board
         (with I. Bird @ CERN & M. Zwaan @ ESO)
       • C. Ferrari (OCA):
         chair of the General Assembly4.1.17 JIV-ERIC

                                      The Joint Institute for VLBI ERIC (JIVE) is the central node of the European
                                      VLBI Network (EVN, http://www.evlbi.org/), a distributed array of radio
  SKA Swiss Days 2018                 telescopes, in and outside of Europe, offering astronomers the highest resolution   11
                                      view of radio sources. JIVE provides the scientific data product as well as
Advanced Instrumentation Programme

                                                           Design Consortia

12 3       4          5
                                     See Miroslav’s talk

350 MHz                   15.3 GHz

SKA Swiss Days 2018                                                           12
Industrial perspectives and solutions
  Intérêt industriel       Multiples défis pour la construction
    Industry
    Intérêt industriel                Multiples défis pour la construction
                                         - Apport et distribution d’énergie
                                         - Ingéniérie système
                                         - Big data -(FaitApport   et distribution
                                                           partie des projets      d’énergie
                                                    - Ingéniérie
                                           emblématiques     du clustersystème
                                           ASTERICS)- Big data (Fait partie des projets
                                             -   Digitalisation haute fréquence
                                             -   Algorithmes
                                                             emblématiques        du cluster
                                             -   TraitementASTERICS)
                                                            des très grands volumes de
                                                 données     - Digitalisation haute      fréquence
                                             -   Archivage
                                                            -   Algorithmes
                                                            -Traitement des très grands volumes de
                                                             données
         • Nice, December 2015: First SKA French   Industry Day
                                                           - Archivage
         • Paris, July & September 2016: Workshops HPC/Big Data
         • Paris, September, October & November 2016: Workshops Energy

SKA Swiss Days 2018                                                                                  13
-     Big data (Fait partie des projets
                                                                                        données
                              • Nice, December 2015: First SKA French Industry Day
                                                         emblématiques du cluster   - Archivage
                   Industrial perspectives and solutions
  Multiples défis pour• la          construction
                                 Paris,  July & SeptemberASTERICS)
                                                          2016: Workshops HPC/Big Data
   - Apport et distribution   • Paris,   September, October
                                      d’énergie           - &Digitalisation
                                                               Novemberhaute2016: Workshops Energy
                                                                               fréquence
                                                          - Algorithmes
   - Ingéniérie système
                                                          - Traitement des très grands volumes de
   - Big data (Fait partie des projets
                                                              données
• Nice,emblématiques
         December 2015:duFirst         SKA French Industry Day
                                   cluster                - Archivage
• Paris,ASTERICS)
          July & September 2016: Workshops HPC/Big Data
                          ys t e m  s                                                   50 PFLOPS
              ge n i
• Paris, rSeptember, c s sOctober
          - Digitalisation  haute8.8fréquence
                                     Tb/s
                                      & November 2016: Workshops Energy
      C    yo
          -   Algorithmes
          -Traitement des très grands volumes de
           données
 Industry Day
         - Archivage
        SKA1-MID
ps HPC/Big Data                                                                           5 Tb/s
                       n o l o g ies                   7.2 Tb/s
            n g
2016: Workshops t e ch
                    Energy
          i
   Receiv
                                                                                  100 PFLOPS

                                ~2 Pb/s

                d e s ig    n
              a
       Antenn

          SKA1-LOW

  SKA Swiss Days 2018                                                                                14
Industrial perspectives and solutions
                Multiples défis pour la construction

                  - Apport et distribution d’énergie
                  - Ingéniérie système
                                                                                 50 PFLOPS
                  - Big data8.8(Fait
                                 Tb/s partie des projets
                    emblématiques du cluster     ic at io ns
                                       c om m un
                    ASTERICS)   Tele
                        -   Digitalisation haute fréquence
                        -   Algorithmes
           SKA1-MID     -
                        Traitement des très grands volumes de                          5 Tb/s
                                                      7.2 Tb/s
                        données
SKA French    Industry Day
                      - Archivage
 : Workshops HPC/Big Data                                            st o rage   100 PFLOPS
                                          u c t io             n and
                                     pro d
                      ~2 Pb/s Energy
November 2016: Workshops  Energy

          SKA1-LOW

  SKA Swiss Days 2018                                                                           15
Industrial perspectives and solutions

                                 Industry• Nice, December 2015: First SKA French Indust
                                 Intérêt industriel                         Multiples dé
                                         • Paris, July & September  2016: Workshops
                                                           • Nice, December          HPC
                                                                            2015: First SK
                                                                          nitor
                                                                       50oPFLOPS
                                                                                 ing
                                                                  e f  m
                                                                     or July && November
                                                                                    - Apport
                                                                                          2016:e
                      8.8 Tb/s              • Paris, September,
                                                         ci e n c
                                                                •   October
                                                                  Paris,        September2016:
                                                   Data s
                                                                • Paris, September, -October
                                                                                       Ingéniér
                                                                                             &N
                                                                                       - grBig
                                                                                           a   n
                                                                                            tiodata
                                                                             i on in t e
                                                                   ppli c at               embléma
                                                           ea n d a
                                                     rdwa r
         SKA1-MID                                 Ha                           5 Tb/s
                                                                                           ASTERI
                                       7.2 Tb/s                                           -       Digita
                                                                                          -       Algor
                                                                                          -Traite
                                                                       100 PFLOPS
                                                                                           donn
                                   • Nice, December 2015: First SKA French       Industry Day
                                                                                         - Arch
                      ~2 Pb/s
                                                                                 rvatio Data  n
                                                                           e
                                   • Paris, July & September 2016: Workshops
                                                                       , pr  s e
                                                                               HPC/Big
                                                                t ri bu t ion
                                   • Paris, September, rage, dis & November 2016: Workshop
                                                         October
                                                    to
                                             Data s

        SKA1-LOW

SKA Swiss Days 2018                                                                           16
Industrial perspectives and solutions
                                                  e e rin   g
                                          en gi n
                                 System

                                                                50 PFLOPS
                      8.8 Tb/s

         SKA1-MID                                                     5 Tb/s
                                      7.2 Tb/s

                                                                100 PFLOPS

                      ~2 Pb/s

        SKA1-LOW

SKA Swiss Days 2018                                                            17
-     Big data (Fait partie des projets       données
                                  • Nice, December 2015: First SKA French Industry Day
                                                                        emblématiques du cluster             - Archivage
                       Industrial perspectives and solutions
   Multiples défis pour• la              construction
                                      Paris,   July & SeptemberASTERICS)  2016: Workshops HPC/Big Data
    - Apport et distribution      • Paris,     September, October
                                            d’énergie                      - &Digitalisation
                                                                                 Novemberhaute   2016:    Workshops Energy
                                                                                                       fréquence

    - Ingéniérie          système
                                                                           - Algorithmes
                                                                                 e e r i n g
                  Multiples défis pour la construction                  e     n
                                                                          n-gi Traitement des très grands volumes de
                                                               t e m
    - Big data (Fait partie des projetsSys
          December  - Apport
 • Nice,emblématiques       2015:duet    distribution
                                      First  SKA
                                        cluster      FrenchIndustry
                                                         d’énergie
                                                          Intérêt- industriel
                                                             Industry
                                                                             •données
                                                                            Day
                                                                                Nice, December 2015: First SKA French Indust
                                                                               Archivage                                        Multiples dé
                                                                             • Paris, July & September             2016: Workshops
                                                                                                       • Nice, December          2015: First HPC
                                                                                                                                               SK
           July &-September
 • Paris,ASTERICS)       Ingéniérie        système
                                       2016:     Workshops HPC/Big Data                                              n i t ori n g
                              y       m s
                                 te (Fait
                               shaute                                                                      f    m
                                                                                                                50 oPFLOPS
                                                                                                            or July && November
           -      e -
                    n i cBig
                          s s
                Digitalisation data   8.8       partie
                                         fréquence
                                          Tb/s          des    projets       • Paris, September,
                                                                                               c i e n c
                                                                                                       • e October
                                                                                                         Paris,                     -
                                                                                                                            September   Apport
                                                                                                                                            2016:e
                                                                                                                                           2016:
       C -yog
 • Paris, rSeptember,        October       &  November      2016:       Workshops
                                                                                     D   a   as
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                         emblématiques du cluster            ic  a t io ns                             • Paris, September, -October     Ingéniér
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                                                                            Tb/s                                                          - Digita
 2016: Workshops  n    t e c
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                            -    Archivage
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                                                         io na n d                                                    donn
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                                                • Paris, July & September 2016: Workshops        , p r   e
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                                                                            e, d & November 2016: Workshop
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             SKA1-LOW

    SKA Swiss Days 2018                                                                                                                   18
French SKA White Book
                                                                                             The French community towards the Square Kilometre Array

  SKA-France milestones                                      Industry
                                                             Intérêt industriel                                                              Multiples défis p

                                                                                         Industry
                                                                                         Intérêt industriel
                                                                                                                                                  - Apport et dis
                                                                                                       - Ingéniérie sy
                                                                                                                                                  - Big data (Fa
  SKA-France Day on October 16, 2017                                                                                                                emblématiqu
                                                                                             Editor in Chief:
                                                                                                                                                    ASTERICS)
                                                                                                                                                                    -           Digitalisat
                                                                                             C. Ferrari
                                                                                             Editors:
                                                                                             G. Lagache, J.-M. Martin, B. Semelin — Cosmology and Extra-galactic astronomy

                                                                                                                                                                    -
                                                                                             M. Alves, K. Ferrière, M.-A. Miville-Deschenes, L. Montier — Galactic Astronomy
                                                                                             E. Josselin, N. Vilmer, P. Zarka — Planets, Sun, Stars and Civilizations
                                                                                             S. Corbel, S. Vergani — Transient Universe
                                                                                                                                                                                Algorithme
                                                                                             S. Lambert, G. Theureau — Fundamental Physics

  A new structure : « Maison SKA France »
                                                                                                                                                   Traitemen
                                                                                             S. Bosse, A. Ferrari, S. Gau↵re — Technological Developments
                                                                                             G. Marquette — Industrial Perspectives and Solutions                   -
                                                                                                                                                   données
                                                               • Nice, December 2015: First SKA French                                   Industry Day
                                                                                                                                                 - Archivage
      PPP: instrument in response to the necessity of an       • Paris, July & September 2016: Workshops
                                                                                           • Nice, DecemberHPC/Big   Data
                                                                                                            2015: First SKA F
                                                               • Paris, September, October & November
                                                                                                    July & 2016: Workshops  E
      innovative financial approach
                                                                                           • Paris,        September 2016: Wor
                                                                                            • Paris, September, October & Nove

      Kick-off meeting on February 1st, 2018

  Biennial revision of the National Roadmap for Large
  Research Infrastructures
      SKA in as a project: announcement on May 17, 2018
      French application for joining the SKAO company with
      financial contribution of MSF
      Next French roadmap revision in 2020

SKA Swiss Days 2018                                                                                                                                                              19
THANKS!

20
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