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| Location : | Bois-de-la-Pierre (France, Haute-Garonne) |
| Acquisition Date : | 2017-04-28 beginning at 23:22:00 UT |
| Author : | Michel Fleureau |
| Scope : | Newton Orion 200/1000 (f/5) |
| Autoguiding : | Orion StarShoot autoguider (PHD Guiding) & Orion ShortTube 80/400 mm |
| Camera : | Canon EOS 450D (Digital Rebel XSi) full spectrum modded (totalement défiltré) |
| Filtre : | Astronomik CLS-CCD EOS Clip-in (Astronomik CLS-CCD clipsable pour Canon EOS) |
| Accessoire : | Baader MPCC Coma Corrector (correcteur de champ Baader MPCC 2 pouces) |
| Exposure : | 155.0 minutes [31 subexposures of 300 sec each (selected from 36)] @ ISO 1600 |
| Calibration : | Dark & bias : 31/31 @ ISO 1600 - Flat & Dark-Flat : 31 @ ISO 400 |
| Weather : | Temp 1°C - H77% - Turbulence faible - Très bonne transparence |
| Software Used : |