SCUSS学术研讨会@滁州 2012,4,11

U-band Photometry of the Galaxy Clusters

Qirong Yuan Collaboration with the NAOC/BATC:

Targets (completed)=========================================Field Obj. R.A. DEC. Epoch Publication=========================================TA07 A98 00:46:26.6 20:29:23 2000 RAA(2010)TA13 A1775 13:41:55.6 26:21:53 2000 PASJ(2011)TA24 A2589 23:24:00.5 16:49:29 2000 AJ (2011)TA01 A168 01:12:06.0 -00:02:00 1950 ApJ (2004)TA03 A566 06:59:48.0 63:22:00 1950 PASJ(2003) ChJAA(2007)TA04 A2255 17:12:12.0 64:09:00 1950 ApJS (2003)TA05 A2443 22:23:42.0 17:06:00 1950 ChJAA(2007)TA06 A2634 23:35:48.0 26:45:00 1950 AJ (2001)TA28 A671 08:28:28.5 30:25:11 2000 MNRAS(2011）TA25 A119 00:56:29.5 -01:14:47 2000 RAA (submitted)=========================================

To the endButcher-Oemler Effect in the Sample of Galaxy Clusters in the COSMOS field

Targets (under processing)=========================================Field Obj. R.A. DEC. Epoch Publication=========================================TA23 A2319 17:03:43.5 78:43:03 2000TA02 A401 02:56:12.0 13:23:00 1950 LAMOSTTA09 A399 02:57:56.4 13:00:59 1950 LAMOSTTA11 A478 04:13:20.7 10:28:35 2000 U-band data=========================================

SDSS (5 colors) + BATC (15 BATC colors) +SCUSS

Combining the SDSS and BATC SEDs

Relative SEDs in the BATC and SDSS systems for the central cD galaxy, NGC7647, inA2589.

Before SED combination After SED combination

A1775

A1775

A401/A399 binary system

Based on the BATC 15-band SED

Tian: （ TA02)

Yuan:Based on the u-band and the BATC 14(b-p) band SED