A PHYSICAL MODEL FOR THE IRAS ZODIACAL DUST BANDS

被引:12
|
作者
JONES, MH [1 ]
ROWANROBINSON, M [1 ]
机构
[1] QUEEN MARY & WESTFIELD COLL, SCH MATH SCI, ASTRON UNIT, LONDON E1 4NS, ENGLAND
关键词
INTERPLANETARY MEDIUM; SOLAR SYSTEM; GENERAL; INFRARED;
D O I
10.1093/mnras/264.1.237
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present a model, based on justifiable physical assumptions, of the zodiacal cloud and asteroidal dust bands which gives a good representation of the thermal IR emission from interplanetary dust observed using IRAS. In addition to the narrow asteroidal bands that have been previously reported, we find a broad double-band component with peak intensities at beta almost-equal-to +/- 9-degrees, which shows significant emission at latitudes \beta\ approximately 20-degrees. The physical significance of this feature within the Solar system and its relationship to the zodiacal cloud are discussed.
引用
收藏
页码:237 / 247
页数:11
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