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Object: M 13 Great Globular Cluster in Hercules (NGC6205) |
Sensor: DSLR Nikon d810 ISO 400 Filter: Unfiltered |
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Center RA & Dec: 16h 41m 20.668s +36° 30' 25.840" Pos Angle: +00° 00' - Scale: 4.1"/Pixel |
Exposure: 3 x 300 seconds |
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Date & Number: 2020.08.28 - 20h 34m 1s U.T.C. |
Location: The BigBang Observatory - Italy |
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Instruments: Telephoto Mamiya/Sekor 250mm f/4,5 @ |
Note: |
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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 M13 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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M13 d810: 5.6° x 8,4° |
M13 Sbig L: 1,9° x 2,8° |
M13 Sbig L:1,4° x 2,1° |
M13 d810a: 2,8° x 4,19° |
M13 Sbig L: 0,75° x 1,1° |
M13 Sbig L: 0,34° x 0,68° |
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M13 qhy600 no: 1,1° x1,6° |
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