A large spiral galaxy with reasonably well-defined arms, predominantly blue in color

The Triangulum Galaxy.

Session Exposure Gain Offset Frames Integration time
2017-09-23 240s ISO 3200 7 28m
Total 7 28m
Telescope
Orion ED80 f/7.5 APO Refractor w/ 0.85 reducer/flattener
Mount
Orion SkyView Pro w/ SynScan 3 German Equatorial Mount
Camera
Fujifilm X-T2
Guider
Orion StarShoot Autoguider
Software
PHD2 Guiding, DeepSkyStacker, Adobe Photoshop