Site and content copyright Robert Allevo 2002-2008
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vdB142 |
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Nebula in Cepheus Click on image for full size |
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Technical Details |
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| Optics | 12 1/2" RCOS operating at f/6.5 (2063mm) |
| Mount | Paramount ME |
| Camera | SBIG ST-10XME, CFW8-a |
| Filters | Tru Balance LRGB. |
| Date | Sept. 11-12, 2005 |
| Exposure | LRGB = 310:65:65:65 minutes (5 min. integrations plus 19 1 min integrations to repair blooms |
| Processing | MaximDl with RC Console & DDP stretched, Photoshop CS |
| Guiding | ST-402 mounted on Takahashi Sky90 |
| Binning | Lum - 1x1, RGB - 2x2 |
| Location | SkyFoto observatory in East Hartland, Ct. |
| Notes | vdB142 (also known as the Elephant Trunk Nebula) is a part of a much larger area of emission nebulosity known as IC 1396. It is about 3000 light years distant. |