M74 – Spiral Galaxy in Pisces

Telescope: Meade SN8 at f/4, Orion Atlas EQ-G
Camera: ZWO ASI071MC, Orion Imaging Skyglow Filter
Sensor Temperature: 0C, Gain: 200, Offset: 50
Guide scope: Williams Optics 50mm, Meade DSI Pro II, PHD
Exposure: 76x180sec saved as FITS
Darks: 32x180sec saved as FITS
Flats: 32x0.005sec, tee shirt flats taken during twilight
Average Light Pollution: Red zone, fair transparency
Lensed Sky Quality Meter: 18.6 mag/arc-sec^2
Stacking: Mean with a 2-sigma clip.
White Balance: Nebulosity Automatic
Software: Nebulosity, Deep Sky Stacker, Photoshop

M74 is a beautiful face-on spiral galaxy in Pisces that is about the same size as the Milky Way. Having the lowest surface brightness of any of the galaxies on the Messier list, M74 can be a challenging target to spot visually.


M74 (8-25-2017)-1j.jpg