Location : Bois-de-la-Pierre (France, Haute-Garonne)
Acquisition Date : 2017-09-21 beginning at 01:25:00 UT
Author : Michel Fleureau
Scope : Sky Watcher Esprit 80ED Pro triplet Refractor (f/5)
Autoguiding : Orion StarShoot autoguider (PHD Guiding) & William Optics 50mm Guide Scope M-G50
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 : Skywatcher M48 Field Flattener Esprit-80ED
Exposure : 160.0 minutes [16 subexposures of 600 sec each (selected from 19)] @ ISO 800
Calibration : Dark & bias : 31/31 @ ISO 800 - Flat & Dark-Flat : 31 @ ISO 400
Weather : Temp 6°C - H80% - Turbulence faible - Bonne transparence
Software Used : ImagePlus, PhotoShop CS, Noiseware Community