1887

oa MNASSA : Monthly Notes of the Astronomical Society of South Africa - Possible variations in the spectrum of the extreme Seyfert Galaxy Fairall 9 (=ESO 113-IG45)

 

Abstract

Spectroscopic observations made in 1979 December suggest that the strength of the [0 III] lines may be nearly 40% greater than in 1977-1978.

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/content/mnassa/39/1--4/AJA00248266_4711
1980-04-01
2016-12-04
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