NGC 884 & NGC 869 - Double Cluster in Perseus
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Τhe Double Cluster is the common name for the naked-eye open clusters NGC 884 and NGC 869 , which are close together in the constellation Perseus. NGC 884 and NGC 869 are at distances of 7600 and 6800 light-years away, respectively, so they are also close to one another in space. |
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Location / Date |
Mt Parnon 9/08/2010 |
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Telescope |
WO Zenith Star 105 APO Triplet |
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Field Flattener |
Astro -Tech 2” |
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Mount |
Sky Watcher EQ6 Pro |
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Camera |
QHY9 KAF 8300 mono CCD, Temp -30 C |
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Filters / Exposures |
Lum 15x300 sec bin 1x, RGB 6x150 bin 2x |
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Total Exposure Time |
1,5 Hour |
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Software |
Nebulosity 2, CCD Stack, Photoshop CS4, Starry Night, EQmod |
