I have done several Be stars on the night of the 28th of july including QR Vul which has been seen in emission couple of times since 2008 but not recently. I was surprised to see that QR Vul was in emission in my spectrum:
Compare ith the spectrum taken back in may:
This is why Be stars are fun stars to observe with a spectrograph! :-)
Aucun commentaire:
Enregistrer un commentaire