NGC 7293 in Aquarius
Updated : 9 July 2007.
+(Ha+R)GB_Karel.jpg)
- CCD : STL11000 ABG
- Exposure time : 345 min Ha 120 min L 70:60:60 RGB(15 min (Ha), 10 min (LRGB) individual images 1x1 binned)
- Date and Time : 17. - 22. June 2007
- Instrument : 50cm @ f/3
- Focal length : 1500 mm
- FWHM : about 1.7 - 2 arcsec
- Filters : Astronomik LRGB and 6nm Ha filters
- Image processing : Imageplus (Saturation, DDP), Registar (alignement) and Photoshop (Levels, curves)
- Problems/comments : Imaged at IAS observatory, Farm Hakos, Namibia. Image processing Karel Teuwen.
