Herschel II INDEX - New




Observing Log
Date of observation: November 17, 2001
Time at end of first CCD image 7:52 PST
Time at end of last CCD image 8:12 PST
Observing location: home observatory
Fastar CCD Imaging session
Sky Conditions
Seeing: FWHM 4.87738
Transparency: magnitude 9.88 star is a peak value 4440.83 with a background of 146.375.
Seeing and transparency is based on Star GSC 2836:90, RA: 02h 39m 07.57s Dec: +4051'23.57" (Epoch 2000).
Star is at column 352.878 and row 277.243 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
NGC1003 is a 11.5 magnitude elongated galaxy.
Location in image: center
Location RA: 02h 39m 18.0s Dec: +4052'00" (Epoch 2000)

UGC2126 (PGC10025) is a 14.9 magnitude galaxy.
Location in image: bottom to right of center
Location RA: 02h 38m 47.2s Dec: +4041'56" (Epoch 2000)

CGCG539-72 (PGC10077) is a 15.7 magnitude galaxy. It looks like a star in this image.
Location in image: below to the left on NGC1003
Location RA: 02h 39m 35.1s Dec: +4046'39" (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: 31 X 30 seconds images stacked together.

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