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Herschel II INDEX - New

Fastar

NGC1175, IC284 and NGC1177

 
NGC1175, IC284 and NGC1177

Observing Log
Date of observation: November 17, 2001
Time at end of first CCD image 9:39 PST
Time at end of last CCD image 10:00 PST
Observing location: home observatory
Fastar CCD Imaging session
 
Sky Conditions
Seeing: FWHM 2.66581
Transparency: magnitude 14.4 star is a peak value 278.717 with a background of 162.902.
Seeing and transparency is based on Star GSC 2855:1807, RA: 03h 04m 47.5s Dec: +4217'11" (Epoch 2000).
Star is at column 303.422 and row 268.687 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
NGC1175 is a 13.3 magnitude galaxy.
Location in image: center
Location RA: 03h 04m 32.7s Dec: +4220'22" (Epoch 2000)

IC284 is a 13.0 magnitude galaxy.
Location in image: left edge of the image
Location RA: 03h 06m 09.7s Dec: +4222'19" (Epoch 2000)

NGC1177 is a 15.5 magnitude galaxy in the center of the image, slightly fuzzy star like.
Location in image: second fuzzy star 11 o'clock from NGC1175
Location RA: 03h 04m 37.2s Dec: +4221'46" (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
Fastar

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