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Object: M 101 The Pinwheel Galaxy in Ursa Major (NGC 5457) |
Sensor: Ccd SBIG ST_10XME - Bin: 1x1 ISO/@T: -20° C. . Filter: Luminance |
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Center RA & Dec: 14h 03m 19.512s +54° 22' 01.432" - Pos Angle: +01° 20'- Scale: 1.11"/Pixel |
Exposure: 12 x 900 seconds |
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Date, Time & Number: 2009.05.22 - 23h 34m 35s U.T.C. |
Location: Mt. Amiata (GR) - Italy |
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Instruments: Takahashi BRC250 F= 1265mm f/5 |
Note Pulse of dithering 1à setup |
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Photo: Danilo Pivato © Copyright: - Images & texts 2009 - All rights reserved |
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Map |
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The Photographic History of the Galaxy M101 through different focal lengths |
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Focal Length 50mm |
Focal Length 100mm |
Focal Length 200mm |
Focal Length 300mm |
Focal Length 400mm |
Focal Length 500mm |
Focal Length 600mm |
Focal Length 760mm |
Focal Length 1268mm |
Focal Length 2100mm |
Focal Length 2910mm |
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