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Do faculae blanket sunspots?If the hillock model for faculae (plages), in which the faculae are structures elevated above the photosphere, is correct, faculae may blanket sunspots. In this paper, the appearance of sunspots in relation to faculae areas and disk position is analyzed, leading to the conclusion that faculae blanket sunspots preferentially near the sun's limb. A computer model fitting the observation is used to infer an average height of 200 km for faculae. The possibility that plages obstruct the sunspot view is ruled out.
Document ID
19900030596
Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
External Source(s)
Authors
Schatten, Kenneth H.
(NASA Goddard Space Flight Center Greenbelt, MD, United States)
Orosz, Jerry
(NASA Goddard Space Flight Center Greenbelt, MD, United States)
Mayr, Hans G.
(NASA Goddard Space Flight Center Greenbelt, MD, United States)
Date Acquired
August 14, 2013
Publication Date
December 1, 1989
Publication Information
Publication: Astrophysical Journal, Part 1
Volume: 347
ISSN: 0004-637X
Subject Category
Solar Physics
Report/Patent Number
ISSN: 0004-637X
Accession Number
90A17651
Distribution Limits
Public
Copyright
Other

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