Object Regulus (Alpha Leonis, SAO 98967)
Telescope 14" Meade RCX400 at f/8
Spectrograph / CCD SBIG SGS, SBIG ST-7XME at -30C
Integration Details 10 x 20s, dark subtracted and median combined
Date / Time (UTC) 25-Dec-2006 0945
Moon Phase 26%
Approximate Airmass 1.17
CCD Response Curve Source 60 Leonis
Wavelength Calibration H and Hg lamps
Software Used CCDSoft, CCDStack, Iris, vSpec, Adobe Photoshop
Comments Regulus can be used as a "Standard" star for flux calibration.