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Object: NGC 457 Open Cluster & Sh2-188 Planetary Nebula in Cassiopeia |
Sensor: Ccd SBIG ST-10XME- T: -28° C. - Filter: H-Alpha : |
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Center RA & Dec: 01h 24m 38.948s +58° 22' 20.003" - Pos Angle: +359° 42.61° - Scale: 3,5"/Pixel |
Exposure: 7 x 1800 seconds |
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Date, Time & Number: 2008.12.20 - 18h 08m U.T.C. |
Location: Rome -- Italy |
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Instruments: Refractor PENTAX SDUF II F= 400mm f/4.0 |
Note |
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Photo: Danilo Pivato © Copyright: - Images & texts 2008 - All rights reserved |
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Map |
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The Photographic History of the Open Cluster NGC 157 & Sh2-188 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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