Location : Castres (France, Tarn)
Acquisition Date : 2014-07-31 beginning at 22:19:00 UT
Author : Michel Fleureau
Scope : Orion ED80T CF Triplet Apochromatic Refractor
Autoguiding : Orion StarShoot autoguider (PHD Guiding) & Newton Orion 200/1000 (f/5)
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 : Orion Field Flattener for short Refractors (correcteur de champ Orion)
Exposure : 112.0 minutes [14 subexposures of 480 sec each (selected from 15)] @ ISO 1600
Calibration : Dark & bias : 21/31 @ ISO 1600 - Flat & Dark-Flat : 31 @ ISO 400
Weather : Temp 18°C - H60% - Vent nul - Turbulence faible - Bonne transparence
Software Used : ImagePlus, PhotoShop CS, Noiseware Community