Clic here for 70% size 2790x1855 (1136 kB)
The Veil Nebula is the remnant of a supernova explosion that occurred about30 - 40,000 years ago.
It is located 1,400 light years away in the constellation of Cygnus.
105mm TMB refractor with flattener at f/6.5
About this Image
NGC 6960 is the portion of the SNR that appears close to the star 52 Cygnus as western portion of that remnant.
Pickering's Triangular Wisp, below and to the left of the NGC 6960 portion of the nebula is designated as Simeis 3-188. Below a small patch of the Veil is designated as NGC 6974/79.
North is left.
Below you see a crop on NGC 6960.
Technical Details
Optics
Mount
MK-100 GEM
Camera
SBIG STL-11000M at -20C, internal filter wheel
Filters
Astronomik H-alpha (15 nm) + RGB
Date
June 14, 2004
Location
Wildon/Austria
Sky Conditions
mag 5.5, high transparency, temperature 10-15 C,
Exposure
Ha = 60 minutes (10-minute sub-exposures),
RGB= 25:25:25 min (5-minute sub-exposures)
all 1x1.
Processing
Image aquisition in Maxim DL 4.0; Image calibration, aligning, mean stacking, DDP and color synthesis in ImagesPlus; Noise reduction by Neatimage;
Photoshop: H-alpha blended to red and used as L channel; size 18/38/70%;