[back] NGC 6991 in Cygnus
Higher resolved image / höher aufgelöstes Bild (2100 x 2323 Pixel)
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(c) 2016 All astro photo images are copyrighted. They may not be used or reproduced without explicit written permission from the authors. |
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180" |
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About this Image / Über dieses Bild
| CCD: | SBIG STX 16803 |
| Image Type, Orientation: | LRGB Composite, North is at 6:00h |
| Exposure time: | L: 5x900 sec., R: 6x900 sec., G,B: 4x900 sec., all 1x1 bin |
| Exposure date: | November 2010….August 2011 |
| Location: | Skinakas Observatory at Crete, Greece, remote controlled from Bad Arolsen and Much/Germany. |
| Filter: | SBIG 2” LRGB filter set for STL |
| Instrument: | Ganymed 60cm-Hypergraph in secondary focus, f=4800 mm |
| Seeing (FWHM): | 1.32" |
| Photographer: | Josef Pöpsel, Stefan Binnewies |
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