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Multifrequency Observations of the Seyfert Galaxy 3C 120 in 1983–1986

Published online by Cambridge University Press:  04 August 2017

L. Maraschi ,
L. Chiappetti ,
S. Cristiani ,
D. Danziger ,
R. Falomo ,
M.A. Malkan ,
G. Tagliaferri ,
E.G. Tanzi ,
A. Treves  and
W. Warnsteker
L. Maraschi
Affiliation:
Dept. Phys. Univ. Milan, Italy
L. Chiappetti
Affiliation:
IFC CNR Milan, Italy
S. Cristiani
Affiliation:
ESO La Silla, Chile
D. Danziger
Affiliation:
ESO Garching, Germany
R. Falomo
Affiliation:
Asiago Obs., Italy
M.A. Malkan
Affiliation:
Dept. Astr. U.C.L.A., USA
G. Tagliaferri
Affiliation:
ESOC Darmstadt, Germany
E.G. Tanzi
Affiliation:
IFC CNR Milan, Italy
A. Treves
Affiliation:
Dept. Phys. Univ. Milan, Italy
W. Warnsteker
Affiliation:
VILSPA, Spain

Abstract

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3C 120 (z=0.033) has the optical spectrum typical of a Seyfert I Galaxy, however unlike most Seyfert Galaxies it exhibits strong radio emission with a compact component where VLBI observations indicated superluminal expansion. It could therefore be classified as a mini Radio Loud Quasar.

Type
IV. Variability
Information
Symposium - International Astronomical Union , Volume 121: Observational Evidences of Activity of Galaxies , 1987 , pp. 215 - 218
Copyright
Copyright © Reidel 1987 

References

Halpern, J.P., 1985, Astrophys. J. 290, 130 CrossRefGoogle Scholar
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Oke, J.R. and Zimmermann, B., 1979, Astrophys. J. Lett. 231, L13 Google Scholar
Tanzi, E.G. et al., 1984, ESA SP-218 p.111 Google Scholar
Taylor, et al., 1981, Space Sci. Re v. 30, 479 Google Scholar