M74 (NGC 628) is a face-on spiral galaxy about 32 million light-years away in the constellation Pisces. It measures about 97,000 light-years across, and contains an estimated 40 billion stars. Millions of stars are forming in the hot bluish knots lighting up its spiral arms.
Celestron 9¼" at f/5.6 on a Celestron CGE equatorial mount
SBIG ST-8XM camera
Optec IFW filter wheel with Astrodon TruBalance LRGB filters
Optec TCF-S focuser
Optec Pyxis camera rotator
Imaging and autoguiding with MaxIm DL 4.11
Master dark frames 1x1 lum (35 x 5 min.) and 2x2 RGB (24 x 5 min.), sigma-reject combined
Dark and flat frame reduction in CCDSoft
Processing and LRGB-combined in Photoshop CS
|Date and Location||
2-3 October 2005
Montpelier, VA N 37° 49' 12", W 77° 42' 06"