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M101, Pinwheel Galaxy, NGC 5457

Name: M101
Alternate Names: NGC 5457, Pinwheel Galaxy
Constellation: Ursa Major
Distance: 20,900,000 Light Years
Magnitude: 7.8
Size: 28.8 x 26.9 Arc Minutes
Type: Spiral Galaxy
Discovered: Pierre Mechain March 27, 1781
Fun Facts: It is thought that M101’s asymmetrical shape is the result of a gravitational
interaction with another galaxy in the past. M101 is about 70% larger in size
than our galaxy

Telescope: Televue NP101
Camera: QSI 683
Mount: Losmandy G11
Exposure: L=25×180 Seconds R=15×180 Seconds G=15×180 Seconds B=15×180 Seconds

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