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Object: M 13 Great Globular Cluster in Hercules (NGC6205) |
Sensor: Ccd SBIG ST-10XME dual ccd camera - Bin: 1x1 ISO/@ T: -18° C - Filter: Unfiltered |
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Center RA & Dec: 16h 42m 20s ... +36° 32' 25" - Pos Angle: -00° 24' - Scale: 1.85"/Pixel |
Exposure: 12 x 60 + 24 x 180 seconds |
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Date, Time & Number: 2011.07.07 - 20h 14m 54s U.T.C |
Location: Roma - Italy |
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Instruments: Flat Field Camera Lichtenknecker Optics F= 760mm f/4 |
Note Pulse of dithering 1à setup |
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Photo: Danilo Pivato © Copyright: - Images & texts 2011 - 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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