THE GLOBULAR-CLUSTER SYSTEM OF NGC-1404

被引:0
|
作者
RICHTLER, T [1 ]
GREBEL, EK [1 ]
DOMGORGEN, H [1 ]
HILKER, M [1 ]
KISSLER, M [1 ]
机构
[1] EUROPEAN SO OBSERV, SANTIAGO 9, CHILE
关键词
CLUSTERS; GLOBULAR; GALAXIES; ELLIPTIC; HALOES OF;
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present V, R photometry of the globular cluster system (GCS) of the elliptical galaxy NGC 1404 in the Fornax cluster. We derive a specific frequency of S = 2.3 +/- 0.3. The turnover of the luminosity (LF) of the GCS of NGC 1404 is at V = 24m.1 +/- 0m.2. We derive a mean colour of (V - R)mean = 0m.51. The galaxy itself is redder by about 0m.1 in (V - R) or approximately 0m.3 in (B - V). We discuss that, although NGC 1404 is at the distance of the Fornax cluster, it may not be a cluster member. This would explain the high X-ray luminosity, the low specific frequency, and the high radial velocity of this galaxy.
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页码:25 / 31
页数:7
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