土星 月惑星研究会 関西支部 (最新)
ALPO-Japan Latest
Saturn Image 2002/11/23(UT)
Ed Grafton
E.Grafton
Ed Grafton (14 inch f/11 Celestron SCT, ST6 CCD medium resolution mode)
|
|
Hi Saturn Observers
Here is an observation from Houston Texas November 23rd 2002 7:52 UT. The
sky was very clear, transparency 9/10, and seeing was good to excellent,
8-9/10, with no wind. Light dew was present. The weather was very cool with
the temperatures in the upper 40s F around dawn.
Ed Grafton, Houston Texas, ST5C CCD and a 14 inch f/11 Celestron SCT
Barlow Projection to f/27 aprox .21 arc seconds per pixel.
Image data:
10 BLUE + IR rejection, .6 seconds, SBIG filter
10 GREEN + IR rejection, .6 seconds, SBIG filter
10 RED + IR rejection, .6 seconds, SBIG filter
70 clear filter, No IR .25 seconds, SBIG filter
PS: If you would like to be removed from this email list, please let me know.
Ed Grafton
[Ed Grafton, Houston Texas]
ALPO-Japan Latest Saturn Section