M81 (Bode-Galaxie) und M82 (Zigarren-Galaxie)

Schwäbisch Hall, 13./14./18.02.2017

Instrument: Takahashi TSA-120
Mount: Skywatcher AZ-EQ5GT
Camera: Moravian G2-8300 + external Filterwheel @ -40 - -45°C
Software: APT 3.30, PHD 2.6.0, DeepSkyStacker 3.3.2, Photoshop CS 2017.0
Location: Schwäbisch Hall, Germany

Exposure
UV-IR 220 min. (22 x 10 min bin 1x1)
Red 40 min. (10 x 4 min bin 2x2)
Green 40 min. (10 x 4 min bin 2x2)
Blue 40 min. (10 x 4 min bin 2x2)
H-alpha 260 min. (13 x 20 min bin 2x2)

Composition
RGB composition, sharpening and noise reduction with Photoshop.

M81M82BodeGalaxieZigarrenGalaxieTSA120Takahashi2017MoravianG2 8300AZ EQ5GT