Earthshine Observing Log - 2004 February 12

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


General Information:

Observer: Pilar Montañés Rodriguez
Weather: Hazy.
Seeing: Bad
Lunar Phase: 74.9 degree
Sun set: 01:23 UT
Moon rise: 07:15 UT
Moon set: 18:17 UT
Sun rise: 14:40 UT
Camera temperature: -35
BE filter type: NG3 2mm
ES filter type: NG10 2mm
BS exposure: 2000 - 1500 - 1200 ms
ES Exposure: 40000 - 30000 - 20000 ms
Image sequence: 4BS+ES+DC; FLAT
Image directory: (moon) /images/04feb12/

Observing Notes:

Bright background.



Sample Lunar Images on February 12, 2004

Crescent Earthshine ES side flat


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


On-line Analysis Result for February 12, 2004

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


Moonshine fitting Stddev.: 0.00913670; airmass absorptivity: -0.100710
Crescent fitting Stddev.: 0.00486581; airmass absorptivity: -0.0976247
Earthshine fitting Stddev.: 0.157024; airmass absorptivity: -0.215552

[A*] (from top to bomttom): 1.11918, 1.11966, Stddev: 0.863743, 0.864458; Calc. [A*]: 1.13882


Comments:
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© BBSO/NJIT - Last updated on Wed Mar 31 01:29:49 PST 2004.