The H-beta emission line profile of Arakelian 120
Author(s) -
C. B. Foltz,
B. J. Wilkes,
B. M. Peterson
Publication year - 1983
Publication title -
the astronomical journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.61
H-Index - 271
eISSN - 1538-3881
pISSN - 0004-6256
DOI - 10.1086/113462
Subject(s) - physics , emission spectrum , beta (programming language) , astrophysics , line (geometry) , astronomy , spectral line , geometry , mathematics , computer science , programming language
A high-quality (30 < S/N < 100), high-resolution (~ 1.8 Á) spectrum of the photometrically and spectroscopically variable Seyfert 1 galaxy Arakelian 120 has been obtained in the wavelength region including H# The observed Hji? line profile can be considered as a benchmark for future line profile studies of this interesting object. The origin of the extended red wing of H/? is discussed.
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