A STUDY OF ULTRAVIOLET OBJECTS NEAR THE NORTH GALACTIC POLE WITH FAUST

被引:11
作者
BROSCH, N
ALMOZNINO, E
LEIBOWITZ, EM
NETZER, H
SASSEEN, TP
BOWYER, S
LAMPTON, M
WU, X
机构
[1] TEL AVIV UNIV, RAYMOND & BEVERLY SACKLER FAC EXACT SCI, SCH PHYS & ASTRON, IL-69978 TEL AVIV, ISRAEL
[2] UNIV CALIF BERKELEY, CTR EUV ASTROPHYS, BERKELEY, CA 94720 USA
关键词
GALAXY; STELLAR CONTENT; SURVEYS; ULTRAVIOLET; STARS;
D O I
10.1086/176125
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present a follow-up study of a sample of objects detected in a wide-field, far-ultraviolet observation of the north Galactic pole region. The image was obtained by the FAUST experiment during the ATLAS-1 flight on the Space Shuttle Atlantis in 1992 March. We have identified nearly all the 81 ultraviolet (UV) sources found in the image using catalog data and ground-based observations. Optical spectra and CCD photometry for some of the objects, taken at the Wise Observatory, are shown and discussed. Most of the sources are A and F stars, but we have also identified seven galaxies, one active galactic nucleus, four white dwarfs, and four known hot subdwarfs. We compare the star counts with a UV stellar population model and find good agreement.
引用
收藏
页码:137 / 148
页数:12
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