Herschel II INDEX - New




Observing Log
Date of observation: November 17, 2001
Time at end of first CCD image 7:13 PST
Time at end of last CCD image 7:33 PST
Observing location: home observatory
Fastar CCD Imaging session
Sky Conditions
Seeing: FWHM 2.99358
Transparency: magnitude 11.56 star is a peak value 3810.97 with a background of 357.686.
Seeing and transparency is based on Star GSC 5269:1374,RA: 00h 34m 08.07s Dec: -0937'28.14" (Epoch 2000).
Star is at column 273.759 and row 176.673 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
NGC151 is a 11.5 magnitude galaxy with a bright core.
Location in image: center
Location RA: 00h 34m 02.8s Dec: -0942'20" (Epoch 2000)

Image size is 41 arc minutes wide by 31 arc minutes high with an image resolution of 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)
CCD image time: 28 X 30 seconds images stacked together.

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