BV(RI)c-JHK photometry of BL Lac in 1999-2001 Virtual Observatory Resource

Authors

1. Hagen-Thorn V.A.
2. Larionov V.M.
3. Larionova E.G.
4. Kudryavtseva N.A.,Tikhonov A.V.
5. Hagen-Thorn A.V.
6. Arkharov A.A.
7. Di Paola A.
8. d'Alessio F.

Published by

CDS

Abstract

Results of multicolor observations of BL Lac in 1999-2001 are presented. We show that the spectral energy distribution of the variable component in the range from K to B had remained unchanged for three years.

Keywords

1. BL Lacertae objects
2. CCD photometry
3. Infrared photometry
4. Optical astronomy
5. Wide-band photometry

Bibliographic source Bibcode

2004PAZh...30..243H

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ivo://CDS.VizieR/J/PAZh/30/243

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