Bonjour,je informe que le H-alpha de cette étoile, de l'absorption est devenue émission.
Quelqu'un peut confirmer?
Cordialemente Umberto
BD+56 612 H-alpha émission
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Re: BD+56 612 H-alpha émission
Sorry for the late reply Umberto! Interesting what you've found. I was able to observe the star with Lhires III 1200, finding the h-alpha line clearly in emission status (double-peaked).
Paolo
Paolo