Earthshine Observing Log - 2005 April 04

(Go on for sample images, on-line analysis result, and monthly lunar almanac)


General Information:

Observer: Alla Shumko
Weather: clear, clouds
Seeing: bad
Lunar Phase: 120.9 degree
Sun set: 02:06 UT
Moon rise: 11:19 UT
Moon set: 21:53 UT
Sun rise: 13:35 UT
Camera temperature: -35
BE filter type: NG3 2mm
ES filter type: NG10 2mm
BS exposure: 4000msec ms
ES Exposure: 120000msec ms
Image sequence: 4BS+ES+DC; FLAT
Image directory: (moon) /images/05apr04/

Observing Notes:




Sample Lunar Images on April 04, 2005

Crescent Earthshine ES side flat


Stddev of the flat: 0.99 (at the mean of 100).


On-line Analysis Result for April 04, 2005

Intensity vs. time Intensity vs. airmass [A*]


Moonshine fitting Stddev.: 0.744305; airmass absorptivity: 0.761833
Crescent fitting Stddev.: 0.810998; airmass absorptivity: 0.768279
Earthshine fitting Stddev.: 0.458901; airmass absorptivity: 0.389254

[A*] (from top to bomttom): 2.41544, 2.17997, Stddev: 1.37173, 0.00000; Calc. [A*]: 1.46836


Comments:
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© BBSO/NJIT - Last updated on Tue Jun 14 12:58:18 PDT 2005.