AN HST/COS OBSERVATION OF BROAD Lyα EMISSION AND ASSOCIATED ABSORPTION LINES OF THE BL LACERTAE OBJECT H 2356-309

Weak spectral features in BL Lacertae objects (BL Lacs) often provide a unique opportunity to probe the inner region of this rare type of active galactic nucleus. We present a Hubble Space Telescope/Cosmic Origins Spectrograph observation of the BL Lac H 2356-309. A weak Lyα emission line was detect...

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Bibliographic Details
Main Authors: Danforth, Charles W., Buote, David A., Stocke, John T., Shull, J. Michael, Canizares, Claude R., Gastaldello, Fabio, Fang, Taotao, 1970-
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:en_US
Published: IOP Publishing 2015
Online Access:http://hdl.handle.net/1721.1/94593
https://orcid.org/0000-0002-5769-8441