[back] DWB111 (Propeller Nebula) in Cygnus [NED]
Higher resolved image / höher aufgelöstes Bild (1900 x 1228 Pixel)
(c) 2009 All astro photo images are copyrighted. They may not be used or reproduced without explicit written permission from the authors.. |
|
180" |
|
About this Image / Über dieses Bild
CCD: | SBIG STL-11000M |
Image Type, Orientation: | Ha(6 nm)--LRGB composite, North is at 3:00h |
Exposure time: | Ha: 11x900 sec., L: 4x900 sec., R,G,B: 4x900 sec., all 1x1 bin |
Exposure date: | September, 3rd ...5th 2008 |
Location: | Skinakas Observatory at Crete, Greece, remote-controlled from Much and Bad Arolsen, Germany |
Filter: | Astronomik 6nm Ha, SBIG LRGB filters |
Instrument: | Ganymed 60cm-Hypergraph in secondary focus (f=4940 mm) |
Photographer: | Stefan Binnewies, Josef Pöpsel, Stefan Heutz |
Seeing (FWHM): | 1.35" |
Remarks: |
DDP and CCDSharp were used. Two of the brighter stars are double stars, which can be detected by the double difraction spikes in the higher resolved image version. A wide field version of DWB111 can be found here. |
|
|
Bemerkungen: |
DDP und CCDSharp wurden benutzt. Zwei der helleren Sterne sind Doppelsterne, ersichtlich an den doppelten Beugungs-Spikes in der hoch aufgelösten Bildvariante. Eine weitwinkligere Aufnahe von VDB111 ist hier zu finden. |
Back to the Diffuse Nebulae Overview / Zurück zur Diffuse-Nebel-Übersichtsseite