Klöckner1 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008.

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Presentation transcript:

Klöckner1 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008

Klöckner2 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 An inventory of the SKADS tools to a full SKA simulation Hans-Rainer Klöckner

Klöckner3 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 What do we want to learn EoR galaxies, clusters Milkyway Ionosphere ? array configuration ?

Klöckner4 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 What we (almost) have Catalogues Images NON-SKADS GSM [de Oliveira-Costa et al. 2008] Extragalactic Sources - continuum - HI - polarization (partially) Galactic sources - pulsar (in development) Galactic polarization (e.g. Stokes Q) EoR signal

Klöckner5 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 Where YOU can get it s-cubed.physics.ox.ac.uk [Levrier]

Klöckner6 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 Implementation Post-processing enables us to alter/add source properties

Klöckner7 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 Simulators in Oxford ParselTongue [Kettenis et al.] & Siamese - MeqTree now in parallel [Smirnov et al.] A ‘simple’ simulator [Klöckner] Visibilities from image Visibilities per source or image

Klöckner8 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 Analysis - image plane Duchamp [M. Whiting] Sextractor [E. Bertin] Noise level: 1e-9 Jy/beam Sources found (92%): 1573/1698 (1621) Average flux error: 3.78e-6 Jy Dominic Light (Oxford) Continuum ParselTongue [T. Mauch]

Klöckner9 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 Do we have everything to simulate the SKA S imulation (AIPS , AIPS ++ , MeqTree  ) K alibration (AIPS , AIPS ++ , MeqTree  ) A nalysis (Cont , Line , Pulsar , Magnetism , EoR  ) - multi-beam array  Galactic foreground contamination - window function in surveys of HI or continuum emission aperture array  (function to describe AA (OeRC, ASTRON)) sparse dish arrays   SKADS SKY in an operating SKA

Klöckner10 SKADS tools 2 SKA simulation 4 th SKADS Workshop, Lisbon, 2-3 October 2008 Oxford Multifield and multi-beam science with SKA MCCT: Workshop March 2009 Multi-field and multi-beam science with SKA Oxford