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Object: M 13 Great Globular Cluster in Hercules (NGC6205) |
Sensor: DSLR Nikon d810a - Bin: 1x1 ISO/@T: 400 . Filter: Unfiltered |
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Center RA & Dec: 16h 41m 20.660s ... +36° 30' 25.860" - Pos Angle: +--° --' - Scale: 4.1"/Pixel |
Exposure: 3 x 300 seconds |
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Date, Time & Number: 2020.08.28 - 20h 34m 01s U.T.C. |
Location: Roma - Italy |
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Instruments: Telephoto APO Mamiya/Sekor 250mm f/4,5 @ f/6,2 |
Note Pulse of dithering 1à setup |
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Photo: Danilo Pivato © Copyright: - Images & texts 2020 - All rights reserved |
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Map |
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The Photographic History of the Globular Cluster M13 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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