The disappearing broad absorption lines and variable emission lines in NGC 3516

Autor:	Michael Carini, Lloyd Rawley, D. Michael Crenshaw, Anuradha Koratkar, David Axon, Gail A. Reichert, Isabel Salamanca, P. T. O'Brien, Chris Shrader, Andrew Robinson, I. Wanders, Pedro Rodriguez-Pascual, Jim Blackwell, M. R. Goad, Martin N. England, Mario R. Perez, W. Wamsteker, Kirk T. Korista, Keith Horne, Ronald Pitts
Předmět:	Physics Active galactic nucleus Absorption spectroscopy Space and Planetary Science Hubble space telescope medicine Astronomy Astronomy and Astrophysics Emission spectrum Astrophysics medicine.disease_cause Ultraviolet Galaxy
Zdroj:	Scopus-Elsevier
Popis:	The Seyfert 1 galaxy NGC 3516 was monitored during 1993 February 16-May 13 by IUE every 4 days for the first month, and then every 2 days for 2 months giving a total of 40 observations. This paper gives the initial results from this campaign, (1) The broa
Databáze:	OpenAIRE
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