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Object: M12/NGC 6218 Globular Cluster in Ophiuchus |
Sensor: CCD SBIG ST-10XME T: -18° C. Filter: Unfiltered |
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Center RA & Dec: 16h 47m 12,618s -01° 56' 56.330" - Pos Angle: +358° 40.9' - Scale: 1.11"/Pixel |
Exposure: 12 x 180 seconds |
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Date, Time & Number: 2010.07.08 - 20h 56m 41s U.T.C. |
Location: Forca Canapine 1420m (PG) - Italy |
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Instruments: Reflector Takahashi BRT-250M F= 1264mm f/5.0 |
Note Pulse of dithering 1à setup |
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Photo: Danilo Pivato © Copyright: - Images & texts 2010 - All rights reserved |
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Map |
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The Photographic History of the M12 Globular Cluster 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 760mm |
Focal Length 1268mm |
Focal Length 2100mm |
Focal Length 2910mm |
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