C/2001 Q4 Neat (June 07)

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About this Image

Comet Neat again at average conditions, now moving much slower. Clouds terminated the imaging, so only 9 min of L could be collected.

The blue ion tail shows a sort of disconnection and is split up into 3 parts.

Technical Details


105mm TMB refractor with flattener at f/6.5

Mount MK-100 GEM
Camera SBIG STL-11000M at -20C, internal filter wheel
Filters Astronomik LRGB
Date June 07, 2004 21:00-21:20 UT.
Location Wildon/Austria
Sky Conditions mag 5 sky, low transparency, temperature 15 C, some clouds
Exposure L:R:G:B= 9:3:3:3 minutes (3-min sub-exposures);
Processing Image calibration, aligning on stars, average stacking; color synthesis, DDP in ImagesPlus;
color balance, curves in Photoshop; north is up;