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Object Information |
Observing Log
Date December 20, 1998
Time at end of first CCD image 23:19 PST
Time at end of last CCD image 23:31 PST
Observing Location: At home on the drive way
Observation of object:
M35 is an irregularly open cluster with lots of bright stars.
M35 is located in the Milky Way which provides a rich backgound of stars.
Sky Conditions
Sky transparency: 5.5 (Magnitude of the faintest star visible with the unaided eye in Ursa Minor)
Moon sets at 18:31 PST
Astronomical twilight ends in the evening at 18:16 PST
Astronomical twilight starts in morning at 6:00 PST December 21, 1998
Observing Equipment
80 mm aperture refractor telescope and CCD Cookbook Camera
CCD image time: 4 - 240 seconds images added together
CCD dark calibration frames: 8 - 240 seconds dark frames
Use Test patterns to calibrate monitor brightness, contrast, height and width