
| Object | Alnilam (Epsilon Orionis, SAO 132346) |
| Telescope | 14" Meade RCX400 at f/8 |
| Spectrograph / CCD | SBIG SGS, SBIG ST-7XME at -30C (08-Jan) and -25C (10-Jan) |
| Integration Details | 3 x 180s, dark subtracted and median combined, slant corrected and sky subtracted |
| Date / Time (UTC) | 08-Jan-2007 0611 UTC and 10-Jan-2007 0334 UTC |
| Moon Phase | 79% and 62% |
| Approximate Airmass | 1.20 and 1.42 |
| CCD Response Curve Source | Alnilam |
| Wavelength Calibration | H and Ne lamps |
| Software Used | CCDSoft, CCDStack, Iris, vSpec, Excel, Adobe Photoshop |
| Comments | Alnilam can be used as a "Standard" star for flux calibration. It is a Supergiant star with emission features. |