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Herschel II INDEX - New

Fastar

NGC1605

 
NGC1605

Observing Log
Date of observation: November 18, 2001
Time at end of first CCD image 12:51 PST
Time at end of last CCD image 12:58 PST
Observing location: home observatory
Fastar CCD Imaging session
 
Sky Conditions
Seeing: FWHM 2.70836
Transparency: magnitude 13.5 star is a peak value 283.335 with a background of 198.338.
Seeing and transparency is based on Star GSC 3342:1474, RA: 04h 33m 39.3s Dec: +45°20'10" (Epoch 2000).
Star is at column 541.243 and row 159.024 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
NGC1605 is a 13.0 small round open cluster
Location in image: center
Location RA: 04h 35m 00.0s Dec: +45°15'00" (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: 11 X 30 seconds images stacked together.


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