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PostPosted: 31. July 2018, 18:37:12 PM 
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Meister
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Joined: 11. November 2007, 18:11:30 PM
Posts: 1339
Hallo,
im planetarischen Nebel M 3-1 wurde ein Doppelstern mit einer Umlaufperiode von nur 3h 5m entdeckt.
David Jones et al., The short orbital period binary star at the heart of the planetary nebula M 3-1

https://arxiv.org/pdf/1807.11388.pdf

Die Reduktion der Spektren erfolgte mit der FORS2-Pipeline. Sie dazu auch meinen andere Post.
Viele Grüße
Christian


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