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Photometry of Nova V 1493 Aql

2000/03/11 by Piercarlo Bonifacio, Bonifacio, Piercarlo, Pierluigi Selvelli +3
Physics and Astronomy · #Astrophysics (astro-ph) #FOS: Physical sciences #astro-ph

paper · pdf · doi:10.48550/arxiv.astro-ph/0003156

To be published in A&A Letters

arxiv created 2000/03/11 · arxiv updated 2009/12/01

Abstract

We report on photometric observations of V 1493 Aql during the early decline and highlight some uncommon aspects of the light curve. V 1493 Aql was hotter at maximum light than in the following phases, and was characterized by the presence of a long lasting secondary maximum, that, unlike in other novae, was quite red in color. The mean of three distance estimates yields d ~ 18.8 +/- 3.6 Kpc. Such a large distance would place V 1493 Aql at the extreme outskirts of our Galaxy or even in an external Local Group galaxy.

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