Mike's Astro Photos
Apr.07 2012

Messier 100

by , under Galaxies

Here’s a long exposure photograph of the spiral galaxy Messier 100. I collected the data for this picture over several nights in late February this year. ¬†Exposure¬†times were 2 hours each of Red, Green and Blue color channels and 2 hours 40 minutes of Luminance. Total exposure time: 8 hours and 40 minutes.

Messier 100 - February 26, 2012

Messier 100 - February 26, 2012

Click the image above for a larger picture, or download this high res version of m100 3630×2420.

Located roughly 55 million light years from Earth, Messier 100 is a grand design spiral galaxy estimated to be 160,000 light years wide.

Photo Details
Messier 100
RGB 2 hours each
Luminance 2 hours 40 minutes
Total exposure 8 hours 40 minutes
Camera: SBIG ST8300
Guider: SBIG 402 with MMOAG Off Axis Guider
Telescope: RCOS 14.5
Mount: Paramount ME
Location: Freeland MD
Date: 02/20/2012, 02/26/2012
Software: The SkyX, CCDSoft, FocusMax, CCDAutoPilot, CCDStack, Photoshop

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