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| Optics | Takahashi FS-128 Apochromatic refractor |
| Focal Length | 1040 mm |
| Focal Ratio | f/8.1 |
| Exposure Time | 30 minute exposure |
| Film | un-hypered 35mm Kodak Supra 400 film |
| Processing | Enhanced in Adobe Photoshop 5.5 |
| Location | Berkshire, New York |
| Date start | 11/09/2001 |
| Mount | Mountian Instruments, MI-250 NON=GOTO |
| Tracking | ST4, A1-A3 average correction |
| Temperature | - |
| Notes | M15 Globular Cluster - NGC7078 in Pegasus, Mag=6.4 Distance: 33,600 light years, Diameter: 120 light years. |
Joseph Schaefer 2002