Monitoring of active galactic nuclei. V. The Seyfert 1 galaxy Markarian 279
We report on the Lovers of Active Galaxies' (LAG) monitoring of the Seyfert 1 galaxy Markarian 279 from January to June 1990. The source, which was in a very bright state, gradually weakened after the first month of monitoring: the Hα and Hβ flux decreased by 20% and 35% respectively, and the continuum under Hα by 30%. The luminosity-weighted
Stirpe, G. M. et al.
Fecha de publicación:
5
1994