M101 - Spiral Galaxy in Ursa Major

m101-web.jpg (83061 bytes)
M101, NGC5457
Constellation: Ursa Major (The Great Bear)
Type: Galaxy
Position: RA14h03.2m
Magnitude: 7.7
Exposure: Taken 4-28-06 at the Texas Star Party.
20 X 300 sec. ISO 800.  56 degrees.
Processing: Raw images converted to 16bit TIFs, dark subtracted and stacked (average) in ImagesPlus. Levels and curves adjusted in Photoshop.
Equipment: Meade 10" SCT OTA
Losmandy G-11 Gemini mount.
Modified Canon Digital Rebel (300D)
Guided with SBIG ST-4
Celestron Guidescope
Notes: None.

Locator Chart

m51chart.gif (6034 bytes)
Chart copyright Steven Tuma and Dean Williams - Deepsky 2002

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