To appear in Encyclopedia of Astronomy and Astrophysics, 2000?


SUPERMASSIVE BLACK HOLES IN ACTIVE GALACTIC NUCLEI

Luis C. Ho


Carnegie Observatories, 813 Santa Barbara St., Pasadena, CA 91101-1292

and

John Kormendy


Department of Astronomy, RLM 15.308, University of Texas, Austin, TX 78712-1083


Table of Contents

SUPERMASSIVE BLACK HOLES AND THE AGN PARADIGM

MEASURING AGN MASSES: DIRECT METHODS
Kinematics of Optical Emission Lines
Kinematics of Radio Masers

MEASURING AGN MASSES: INDIRECT METHODS
Fitting the Spectra of Accretion Disks
Virial Masses from Optical Variability
X-Ray Variability

SUMMARY AND PROSPECTUS

SUGGESTIONS FOR FURTHER READING

Next