OBSERVATIONS OF THE 2.2-MU-M EMISSION FROM THE HALO OF NGC-4244 AT LARGE GALACTOCENTRIC DISTANCES

被引:8
作者
BERGSTROM, JW
GEHRZ, RD
JONES, TJ
机构
关键词
D O I
10.1086/133038
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We report observations of 2.2-mu-m emission from the halo of the edge-on spiral galaxy NGC 4244. These observations were made at larger radii from the center of the galaxy and with a smaller beam than reported in previous studies. The emission we detected is consistent with the de Vaucouleurs r1/4 law, and the mass-to-light ratio given by our measurements at 2.2-mu-m is in good agreement with previous results. Our data reveal no evidence for a massive halo of cool objects.
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页码:695 / 699
页数:5
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