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Object: M1 (NGC 1952) Crab Nebula in H-Alpha |
Sensor: Ccd SBIG ST-10:XME T: -30° C. Filter: H-Alpha |
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Center RA & Dec: 05h 35m 37.9s +21° 45' 54.4" - Pos Angle: +359° 13.9' - Scale: 3.50"/Pixel |
Exposure: 4 x 1800 seconds |
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Date, Time & Number: 2009.02.14 - 18h 34m 17s U.T.C. |
Location: Roma - Italy |
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Instruments: Refractor Pentax SDUF II F= 400mm f/4 |
Note Pulse of dithering 1à setup |
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Photo: Danilo Pivato © Copyright: - Images & texts 2017 - All rights reserved |
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Map |
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The luminance image |
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The Photographic History of the M1 Crab Nebula 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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