Location : Castres (France, Tarn)
Acquisition Date : 2010-10-28 beginning at 19:24:00 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 : Baader MPCC Coma Corrector (correcteur de champ Baader MPCC 2 pouces)
Exposure : 69.0 minutes [23 subexposures of 180 sec each (selected from 30)] @ ISO 800
Calibration : Dark & bias : 9/9 @ ISO 800 - Flat & Dark-Flat : 9 @ ISO 400
Weather : Turbulence faible. T=7°C HR=75%. Absence de vzent. Transparence moyenne.
Software Used : ImagePlus, PhotoShop CS, Noiseware Community