2006BaltA..15...25B


Query : 2006BaltA..15...25B

2006BaltA..15...25B - Baltic Astronomy, 15, 25-31 (2006/February-0)

Hot subdwarfs in the galactic bulge.

BUSSO G., MOEHLER S., ZOCCALI M., HEBER U. and YI S.K.

Abstract (from CDS):

Recent observations and theories suggest that extreme horizontal branch (EHB) stars and their progeny should be the cause of the UV excess that many elliptical galaxies show in their spectra. Since the Galactic bulge is the closest representation of an old, metal-rich spheroid in which we are able to study the EHB scenario in detail, we obtained spectra of bulge EHB star candidates and we confirm their status as hot evolved stars. It is the first time that such stars are unambiguously observed in the Galactic bulge.

Abstract Copyright: ∼

Journal keyword(s): galaxies: elliptical - Galaxy: bulge - stars: hot subdwarfs

Simbad objects: 3

goto View the references in ADS

Number of rows : 3
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 M 32 GiG 00 42 41.82480 +40 51 54.6120 9.51 9.03 8.08     ~ 2236 2
2 NGC 6388 GlC 17 36 17.461 -44 44 08.34           ~ 988 1
3 NGC 6441 GlC 17 50 13.06 -37 03 05.2           ~ 940 0

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