Location : Castres (France, Tarn)
Acquisition Date : 2013-10-31 beginning at 19:38:00 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 : 138.0 minutes [23 subexposures of 360 sec each (selected from 27)] @ ISO 1600
Calibration : Dark & bias : 31/31 @ ISO 1600 - Flat & Dark-Flat : 31 @ ISO 400
Weather : Temp 2°C - H65% - Vent nul - Turbulence faible - Transparence médiocre
Software Used : ImagePlus, PhotoShop CS, Noiseware Community