8x900 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera -- John N. Gretchen III http://www.tisd.net/~jng3

10x600 sec. Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera -- John N. Gretchen III N5JNG NCS304 ...

My first Jupiter images of 2008. Not too bad considering how low it is on the horizon.

8x900 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera cropped -- John N. Gretchen III ...

I imaged NGC 5985, 5982 and 5981 in May under a good sky and forgot to process the colour frames. Taken with a 10" Meade ACF at f/5.7 on a G11 mount, SXV-H9...

13x600 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera reduced 50% full size(3.96M)...

Old data new calibration routine, no darks. Bias subtracted then divide by flat then defect map applied. 8x120 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm...

at f/12.6 signal builds slowly. even more so using emission line filters. even more so when there is moon in a suburban sky but still perseverence is...

7x300 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera reduced 50% cropped shot on the night of the full moon,...

3x600 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera reduced 50% full size(3.01M)...

Hi all, this is my last (19 July) photo to the great globular cluster M13 in Hercules done in the city of Rome (Italy). Instruments: BRC 250 + ccd ST-10 XME @...

Also I goofed and said these were the wrong pair of galaxies. They are NGC 5258 and NGC 5257, left to right. I wasn't using my computer glasses. The 8...

rainy day..... defect map instead of dark 3x600 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera reduced 50% --...

From my back yard 28 miles south of Washington, DC. Configuration test of my 10inch LX200 with reducer at F/6.3 and 80mm guidescope. Five minute exposure with...

29x300 seconds Intes MK-69 (6" f/6 Mak-Cass 900mm fl) Celestron CI-700 Mount w/Gemini QHY8 CCD Camera cropped trying a defect map instead of a dark frame -- ...

Taken from a farm just south of Blueknob State Park on 1 June 2008. Taken with an NP-127 at F/5.2. One 20 minute exposures using a Hutech modified Canon...

This spring I ran my shot of NGC 5033, a very sparse globular in Coma Berenices with a tidal tail found by the Sloan Deep Sky Survey. It is about 55...

as my wife calls it when she walks out into the backyard shaking her head (but fortunately not her fist )