Concepedia

Long-term variability of the optical spectra of NGC 4151

A. I. Shapovalova, Luka Č. Popović, S. Collin, A. N. Burenkov, V. Chavushyan, N. G. Bochkarev, E. Benítez, D. Dultzin, Andjelka B. Kovačević, N. V. Borisov,

Astronomy and Astrophysics · 2008 · 74 citations · 27 references

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Abstract

Aims. Results of long-term spectral monitoring of the active galactic nucleus of NGC 4151 are presented (11 years, from 1996 to 2006).

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