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A superluminous object in the Large Cloud of Magellan

Savage, B. D.; Cassinelli, J. P.; Mathis, J. S.

The superluminous object R136a of the nebula 30 Dor in the Large Cloud of Magellan is characterized, summarizing the results of recent optical and (IUE) UV observations. Photographs, spectra, and diagrams are provided; and the techniques used to determine the parameters of the object are explained. The UV spectra exhibit a typical P Cygni profile …

Epsilon Aurigae

Hack, M.

The results of recent ultraviolet and deep infrared observations of the latest eclipse of the binary Epsilon Aurigae are reported. The observations were performed with both the International Ultraviolet Explorer (IUE) satellite, and with the three-meter Infrared Telescope at Mauna Kea, Hawaii. On the basis of new theoretical models, several explan…