Earthshine Observing Log - 2003 July 20

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


General Information:

Observer: Pilar Montañés Rodriguez
Weather: High clouds
Seeing: Bad
Lunar Phase: 79.9 degree
Sun set: 02:54 UT
Moon rise: 06:53 UT
Moon set: 19:39 UT
Sun rise: 12:54 UT
Camera temperature: -35
BE filter type: NG3 2mm
ES filter type: NG10 2mm
BS exposure: 2000 - 1600 ms
ES Exposure: 60000 - 40000 ms
Image sequence: 4BS+ES+DC; FLAT
Image directory: (moon) /images/03jul20/

Observing Notes:

Bright background.



Sample Lunar Images on July 20, 2003

Crescent Earthshine ES side flat


Stddev of the flat: 0.00 (at the mean of 100).


On-line Analysis Result for July 20, 2003

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


Moonshine fitting Stddev.: 0.0130620; airmass absorptivity: -0.262483
Crescent fitting Stddev.: 0.0126809; airmass absorptivity: -0.251345
Earthshine fitting Stddev.: 0.0595893; airmass absorptivity: -0.215367

[A*] (from top to bomttom): 1.03091, 1.02917, Stddev: 0.0784424, 0.0819036; Calc. [A*]: 1.25094


Comments:
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© BBSO/NJIT - Last updated on Fri Mar 26 21:34:11 PST 2004.