IceInSpace - View Single Post - First attempt at spectroscopy: Sirius and Betelgeuse

SkyViking (Rolf) · #4 03-12-2010, 07:29 AM

Thanks guys, that was very informative and helpful! And that PDF seems to be a goldmine

I'll wait for the clouds to part and see if I can get better results next time by stacking lots of frames.