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Predictions of the hydrogen Lyman α coma of Comet Halley

✍ Scribed by R.R. Meier; H.U. Keller


Publisher
Elsevier Science
Year
1985
Tongue
English
Weight
704 KB
Volume
62
Category
Article
ISSN
0019-1035

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The SWAN all-sky camera on the SOHO spacecraft observed the hydrogen Lyman-alpha coma of Comet Hale-Bopp (1995 O1) from January through May 1997. The observations covered heliocentric distances from 1.75 AU before perihelion to 1.29 AU after, showing the hydrogen coma to vary in brightness, shape, a