| Date: | December, 2001 |
| Location: | Elizabeth, CO. Mag 5.5 skies, elevation ~6500 ft |
| Telescope: | 16.25" f/4.7 Newtonian |
| Exposure Duration: | Luminance = total 70 min = sum of seven 10 min exposures, -20 deg C. RGB = 10:10:20 min, binned 1x1, -20 deg C |
| Imager: | SBIG ST-8E w/ AO-7 |
| Filtration: | None for luminance. RGB = Schott RG 610 for red, Optec filters for green and blue images. Lumicon coma corrector mounted before AO-7 |
| Guiding: | AO-7 self-guided |
| Seeing: | Good |
| Comments: | Luminance = calibrated using dark and flat frames, "no harpen" DDP applied using Maxim DL, moderate LR Deconvolution applied in CCDSharp for galaxy, mild for background, mild sharpen applied in Corel's PhotoPaint 10. RGB images combined in Maxim, final LRGB applied in PhotoPaint 10 |