M101 - Ha-Lrgb

Location: Athens 23-29 April 2017 - Atlas 5 Observatory

Telescope: William Optics ED80-II Zenithstar/ F6.8
CCD: SBIG STF8300 Mono @ -10C
Filter Wheel: Starlight Express
Filters: Baader Lum (47x5min), Baader Red (12x10min), Baader Green (12x10min), Baader Blue (18x10min), Ha (4x30min)
Total exposure ~13 hours.
Mount : EQ6 Pro 
Guiding : Finder 50mm with QHY5L-II colour                                                                                     Calibration Frames:30flats, 30 darks, 30 bias                                                                                    Nebulosity, PHD, Pixinsight, Photoshop.