Pa-beta measurements and reddening in Seyfert 1.8 and 1.9 galaxies

• 1 May 1990
• journal article
• Published by American Astronomical Society in The Astrophysical Journal
• Vol. 355, 88-93
• https://doi.org/10.1086/168743

Abstract

Keywords

• ASTRONOMICAL MODELS
• BALMER SERIES
• PASCHEN SERIES
• SEYFERT GALAXIES
• ACTIVE GALACTIC NUCLEI
• INFRARED SPECTROSCOPY
• INTERSTELLAR EXTINCTION
• OPTICAL THICKNESS