Structure and Structure and dynamics of the dynamics of the Shapley SuperclusterShapley SuperclusterDominique Proust

GEPI, Observatoire de Meudon, France

Collaborators

Andreas Reisenegger (Universidad Catolica, Santiago, Chile).

Hernan Quintana (Universidad Catolica, Santiago, Chile). Eric Slezak (Observatoire de Nice, France). Hernan Muriel (Observatorio Astronomico, Cordoba,

Argentina). Laerte Sodré (IAG-USP, Sao-Paulo, Brazil). E. Rodrigo Carrasco (Gemini Observatory, La Serena,

Chile). Michael J. Drinkwater (University of Queensland,

Australia). Quentin A. Parker (Macquarie University and AAO,

Australia). Cinthia J. Ragone (Observatorio Astronomico, Cordoba,

Argentina).

APM survey of the southern skyAPM survey of the southern sky

FF

2MASS Galactic chart2MASS Galactic chart

ShapleyShapleyfrom thefrom the DSSDSS

Galaxy density in the core of the Shapley SuperclusterGalaxy density in the core of the Shapley Supercluster

Mercurio et al. 2006

ObservatoryObservatory TelescopeTelescope Instrument Vel ReferenceInstrument Vel Reference

miscellaneous miscellaneous miscellaneous 1987 NED database

LCO (Chile) 100” Du Pont 2D-Frutti 2868 Quintana et al. 2000

LCO (Chile) 100” Du Pont 2D-Frutti 1201 Quintana et al. 2005

AAO (Australia) UKST FLAIR-II 710 Drinkwater et al. 1999,2004

AAO (Australia) UKST FLAIR-II 1411 FLASH Kaldare et al. 2003

AAO (Australia) UKST 6dF 584 6dFGS Jones et al. 2004

ESO (Chile) 3.60m OPTOPUS/MEFOS 1589 Bardelli et al. 1994 to 2001

ESO (Chile) 3.60m MEFOS 179 Quintana et al. 1997

Sources of the catalogue with 10529 velocities for 8632 galaxiesSources of the catalogue with 10529 velocities for 8632 galaxies

6dFGS6dFGS

Aitoff projectionAitoff projectionOf GalacticOf GalacticCoordinatesCoordinates

D. Heath JonesD. Heath JonesMika A. Read, Will SaundersMika A. Read, Will SaundersMatthew CollessMatthew CollessTom Jarrett, Thomas MauchTom Jarrett, Thomas MauchAnthony P. FairallAnthony P. FairallElaine M. SadlerElaine M. SadlerQuentin A ParkerQuentin A ParkerFred G. WatsonFred G. WatsonLachlan A. CampbellLachlan A. CampbellPaul Cass, John DawePaul Cass, John DaweKristin FiegertKristin FiegertLeela FrankombeLeela FrankombeMalcolm HartleyMalcolm HartleyJohn Huchra,Dionne JamesJohn Huchra,Dionne JamesEmma Kirbyn, Ofer LahavEmma Kirbyn, Ofer LahavJohn Lucey, Gary MamonJohn Lucey, Gary MamonLesa Moore, Sayuri PriorLesa Moore, Sayuri PriorBruce A. PetersonBruce A. PetersonDominique ProustDominique ProustKen Russell, Vicky SafourisKen Russell, Vicky SafourisKen-ichi WakamatsuKen-ichi WakamatsuEduard WestraEduard WestraMary WilliamsMary Williams

6dF team6dF team

Heath Jones, Read, Saunders, Colless, Proust Heath Jones, Read, Saunders, Colless, Proust et al.et al. MNRAS, 2007 MNRAS, 2007

Mlim=17.0Mlim=17.0 Mlim=17.5Mlim=17.5

Mlim=18.0Mlim=18.0 Mlim=18.5Mlim=18.5

Galaxy LF for the Shapley core to ~M*+ 6

-Best described by

combination of Gaussian

+ Schechter functions to

model giant and dwarf pop.

-Dip at Mr~ -19 (R~17.7)

as rich low z clusters:

separation 2 pop.

Mercurio et al. 2006

The Shapley Supercluster is NOT

the temple of the celestial

harmony.

Principal Abell clusters in the center of the Shapley SuperclusterPrincipal Abell clusters in the center of the Shapley Supercluster

In the whole Supercluster:In the whole Supercluster: 1616

Mssc = Mssc = 4.0 to 6.0 4.0 to 6.0 ×× 10 M 10 M¤¤