Abstract

view Abstract Citations (262) References (82) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS The Nuclear Activity of Interacting Galaxies Dahari, O. Abstract A search for active galactic nuclei among interacting galaxies is reported. A sample of 167 systems of interacting and asymmetric galaxies was observed spectrophotometrically in the spectral range 4700-7100 A. The results are compared with a sample of isolated galaxies. It is found that (1) there are no Seyfert nuclei in elliptical or dwarf irregular galaxies of the sample; (2) there is an excess of Seyfert nuclei among interacting spirals, but it is only at the 90 percent confidence level; (3) this excess becomes statistically significant (98 percent) when only strongly interacting spirals are included (four new Seyfert nuclei are presented); (4) in the subgroup of galaxies with extreme tidal distortions, no Seyfert nuclei were found. Publication: The Astrophysical Journal Supplement Series Pub Date: April 1985 DOI: 10.1086/191021 Bibcode: 1985ApJS...57..643D Keywords: Astronomical Photometry; Astronomical Spectroscopy; Galactic Clusters; Galactic Nuclei; Interacting Galaxies; Seyfert Galaxies; Active Galactic Nuclei; Astronomical Catalogs; Data Reduction; Gravitational Effects; Interactions; Spectrophotometry; Spiral Galaxies; Astrophysics full text sources ADS | data products NED (249) SIMBAD (235) Related Materials (1) Erratum: 1986ApJS...60..601D

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