For those up early, this may be worth some of your time:
http://www.astronomerstelegram.org/?read=9503
alpha Ori
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Re: alpha Ori
Thank you for sharing, Paul
An eshel spectrum obtained last year
http://www.astronomie-amateur.fr/NEW/_a ... full4L.png
François Teyssier
An eshel spectrum obtained last year
http://www.astronomie-amateur.fr/NEW/_a ... full4L.png
François Teyssier
François Teyssier
http://www.astronomie-amateur.fr
http://www.astronomie-amateur.fr