A New Statistical Approach to the Optical Spectral Variability in Blazars
We present a spectral variability study of a sample of about 25 bright blazars, based on optical spectroscopy. Observations cover the period from the end of 2008 to mid 2015, with an approximately monthly cadence. Emission lines have been identified and measured in the spectra, which permits us to c...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
MDPI AG
2016-12-01
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Series: | Galaxies |
Subjects: | |
Online Access: | http://www.mdpi.com/2075-4434/5/1/1 |