Earthshine Observing Log - 2004 December 19

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


General Information:

Observer: Alla Shumko
Weather: Clear
Seeing: Good
Lunar Phase: -83.1 degree
Sun set: 00:36 UT
Moon rise: 20:31 UT
Moon set: 08:20 UT
Sun rise: 14:54 UT
Camera temperature: -35
BE filter type: NG3 2mm
ES filter type: NG10 2mm
BS exposure: 900 ms
ES Exposure: 45000 ms
Image sequence: 4BS+ES+DC; FLAT
Image directory: (moon) /images/04dec19/

Observing Notes:




Sample Lunar Images on December 19, 2004

Crescent Earthshine ES side flat


Stddev of the flat: 0.97 (at the mean of 100).


On-line Analysis Result for December 19, 2004

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


Moonshine fitting Stddev.: 0.0104759; airmass absorptivity: -0.103590
Crescent fitting Stddev.: 0.00712170; airmass absorptivity: -0.101117
Earthshine fitting Stddev.: 0.278634; airmass absorptivity: -0.179921

[A*] (from top to bomttom): 1.51651, 1.51742, Stddev: 0.382984, 0.375822; Calc. [A*]: 1.30441


Comments:
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© BBSO/NJIT - Last updated on Thu Jul 7 11:10:35 PDT 2005.