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M 76, in
Perseus, is an irregular planetary
nebula. The central star is of magnitude 16.5.
Very pronounced colors, green in the center and red on the borders. The
big lateral ears resembles a small dumbell.
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| Optics | Newton 310mm
Maccagnan |
| Focal Lenght | 1560mm |
| Focal Ratio | f/5 |
| Exposure Time and filters | LRGB
45:20:15:20
(single
exposures of 5 min), total exposure 100min |
| CCD | FLI ME2 |
| Sensor | Kaf-402me grade 2 |
| Chip temperature | -25°C |
| Location | Capanne di Cosola (PV, on Italian Appennines, Italy) at 1500m |
| Date and time of exposure start | 28 october 2006, 20.19 UT |
| Mount | Gemini G41 |
| Tracking | Webcam with
Pentax 75 at 1500mm |
| Temperature and humidity | T=+12°C, RH=44% |
| Notes | |
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