Hi all, it seems that the star BD+59 250 is now in active status. The previous spectrum on BeSS (july 2012, low-res) shows the H-alpha line in absorption.
Paolo
BD+59 250 in emission
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Re: BD+59 250 in emission
Bonjour à tous, je l'ai observé cette étoile et aussi je avoir enregistré l'émission H-alpha.
Voici le profil spectral.
Cordialement Umberto
Voici le profil spectral.
Cordialement Umberto
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Re: BD+59 250 in emission
Thank you Umberto. H-alpha and H-beta lines change in comparison to the old spectrum is clear in your profile.
Paolo
Paolo