Herschel II INDEX - New




Observing Log
Date of observation: November 11, 2001
Time at end of first CCD image 8:53 PST
Time at end of last CCD image 9:13 PST
Observing location: home observatory
Fastar CCD Imaging session
Sky Conditions
For Sun set, astronomical twilight end, Moon rise or set, astronomical twilight begin and Sun rise refer to dark sky.
Observation Notes
NGC890 is a 12.0 magnitude lenticular galaxy.
Location in image: center
Location RA: RA: 02h 22m 00.0s Dec: +3316'00" (Epoch 2000)

UGC1820 is a 15.1 magnitude spiral galaxy.
Location in image: bottom center edge
Location RA: 02h 21m 46.0s Dec: +3301'19" (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: 27 X 30 seconds images stacked together.

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