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| Location : | Castres (France, Tarn) |
| Acquisition Date : | 2012-04-09 beginning at 20:07:00 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) non défiltré (unmodded) |
| Accessoire : | Doubleur de focale Samyang |
| Exposure : | 148.0 minutes [37 subexposures of 240 sec each (selected from 43)] @ ISO 1600 |
| Calibration : | Dark & bias : 15/15 @ ISO 1600 - Flat & Dark-Flat : 9 @ ISO 400 |
| Weather : | Turbulence élévée. T=10°C HR=40%. Vent faible de SE. Très bonne transparence |
| Software Used : | ImagePlus, PhotoShop CS, Noiseware Community |