NGC457

Open Cluster in Cassiopiea - First Test images with 8i

Uploaded 10/20/02

This is my "First Light" test image with the new camera. It was taken at full moon, and is intended to give me a feel for the field size (1/2 degree) with my 12.5" newtonian. The collimation is a bit off, as illustrated by the stars in the lower left corner.

Instrument:  12.5" f/5 Home made Newtonian
Platform:  Astrophysics 1200 QMD
CCD Camera:  SBIG ST8i Standard Cooling
Exposure:  L =  2 mins
RGB Combine Ratio:  
Filters:  NONE
Location:  Payson, Arizona
Elevation:  5150 ft.
Sky:  Seeing FMHW = 2.5 arcsec, Transparency 8/10
Outside Temperature:  10 C
CCD Temperature:  -5 C
Processing:  Maxim DL, Photoshop, AIP4WIN, PW Pro.
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