avandonk
17-10-2006, 10:05 AM
Here is a relatively deep image for a DSLR. Check out the detail at higher zoom or mag. It is a stack of six twenty minute exposures at an ISO of four hundred. The field of view is 1.15x0.77 degrees.
Details
Canon 5DH. Tal 200K with Hutech FR so 1790mm at F9, Hutech LPR filter,6X20 minutes exposure at an ISO of 400, in camera noise reduction ON, corrected for flats with ImagesPlus, stacked with Registar, digitally developed with IP, only adjusted levels in PS, Richardson Lucy enhancement 9x9 for 15 cycles in IP.
2.0MB
http://members.optusnet.com.au/avandonk2/NGC2070.jpg
The HEQ5 is tracking extremely well now all the guiding parameters have been optimised. :juggle: The image scale is about one second of arc per pixel.
Bert
Details
Canon 5DH. Tal 200K with Hutech FR so 1790mm at F9, Hutech LPR filter,6X20 minutes exposure at an ISO of 400, in camera noise reduction ON, corrected for flats with ImagesPlus, stacked with Registar, digitally developed with IP, only adjusted levels in PS, Richardson Lucy enhancement 9x9 for 15 cycles in IP.
2.0MB
http://members.optusnet.com.au/avandonk2/NGC2070.jpg
The HEQ5 is tracking extremely well now all the guiding parameters have been optimised. :juggle: The image scale is about one second of arc per pixel.
Bert