THE INTERSTELLAR-MEDIUM OF M31 .2. A SURVEY OF 20 CENTIMETER CONTINUUM EMISSION

被引:33
作者
BRAUN, R [1 ]
机构
[1] NATL RADIO ASTRON OBSERV,SOCORRO,NM 87801
关键词
Galaxies: individual (M31); Galaxies: interstellar matter; Radio sources: galaxies;
D O I
10.1086/191432
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Results of a radio continuum survey at 1465 MHz of the northeast half of M31 are presented in the form of an atlas of images and a source catalog. A spatial resolution of 5″ and a uniform rms sensitivity of about 30 μJy beam-1 were obtained over an area of 30′×75′ by observing at 10 closely spaced pointings in the B-, C-, and D-configurations of the Very Large Array. The source catalog contains 534 entries, of which 103 have possible associations with Hα nebulae, seven with previously identified supernova remnants, 10 with compact X-ray sources, and 121 with previously detected radio sources.
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页码:761 / &
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