Herschel II INDEX - New


Veil Nebula



The above image is half size. The full size image is 630 x 875

Observing Log
Date of observation: September 9, 2001
Time at end of first CCD image 9:22 PDT
Time at end of last CCD image 10:49 PDT
Observing location: home observatory
Fastar CCD Imaging session
Sky Conditions
Seeing: FWHM 2.50046
Transparency: magnitude 14.1 star is a peak value 1075.86 with a background of 31.6306.
Seeing and transparency is based on Star GSC 2687:2355, RA: 20h 47m 17.3s Dec: +3105'22" (Epoch 2000)
Star is at column 166.154 and row 44.1 in the image.
For Sun set, astronomical twilight end, Moon rise or set, astronomical twilight begin and Sun rise refer to dark sky.
Observation Notes
NGC6960 a supernova remnant and emission nebula.
NGC6960 is the western part of the Veil Nebula (Great Cygnus Loop) and is sometimes called the Veil Nebula, Bridal Veil Nebula, Cirrus Nebula, Filamentary Nebula, Lace-work Nebula. 52 Cygni is the bright star on the center left. NGC6960 RA: 20h 45m 42.0s Dec: +3043'00" (Epoch 2000)
Image size is 0.91 degrees high by 0.66 degrees wide.
Full size image resolution is 3.8 arc sec per pixel
Image orientation: North is the top, West is the right, East is the left and South is the bottom.
Additional Information on NGC Objects
SEDS Interactive NGC Catalog Online
NGC/IC Project
Observing Equipment

Celestron C-8 Schmidt-Cassegrain telescope with Fastar lens accessory and SBIG ST-237 CCD Camera (8" optical tube, focal length 406mm at f/1.95)
The above image is made of two seperate images:
CCD image time: 51 X 30 seconds images of the southern part stacked together
CCD image time: 42 X 30 seconds images of the northern stacked together
No guiding or PEC was used.

Use Test patterns to calibrate monitor brightness, contrast, height and width