Astrophotography by Mario Cogo

M22 Globular Cluster

 

Located in the constellation of Sagittarius M22 (NGC 6656) is a very nice object and his distance is over 10000 light years. After Omega Centauri (NGC 5139) and 47 Tucanae (NGC 104) is the brightest Globular Cluster of the entire sky. 

 

- Date / Location : 24/05/2001 from Roques de los Muchachos "La Palma" (Canary Island - Spain)
- Optics / Lens : Astro-Physics Traveler 105mm f/6 EDFS  with AP Field Flattener - Nikon F3 
- Mount / Guide : Astro-Physics GE-600E GTO autoguided by SBIG ST4
- Exposure / Film : Composite of one 20-minute and one 5-minute exposure on un-hypered Kodak PJ400 Film
- Processing : Film scanned at 2700 dpi with Nikon CoolScan LS30 scanner, enhanced with Adobe Photoshop 6.0
- Note : Dry climate , windy

 

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All the images in this site are © Copyright  1996 - 2002  by  Mario Cogo

Any use of this images without the prior written consent of the author is strictly prohibited

For more information please contact Mario at  Cogom@aruba.it