Earthshine Observing Log - 2004 May 25

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


General Information:

Observer: Pilar Montañés Rodriguez
Weather: Clear
Seeing: good
Lunar Phase: -113.4 degree
Sun set: 02:45 UT
Moon rise: 17:56 UT
Moon set: 07:42 UT
Sun rise: 12:44 UT
Camera temperature: -35
BE filter type: NG3 2mm
ES filter type: NG10 2mm
BS exposure: 2000 ms
ES Exposure: 120000 ms
Image sequence: 4BS+ES+DC; FLAT
Image directory: (moon) /images/04may25/

Observing Notes:




Sample Lunar Images on May 25, 2004

Crescent Earthshine ES side flat


Stddev of the flat: 0.93 (at the mean of 100).


On-line Analysis Result for May 25, 2004

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


Moonshine fitting Stddev.: 0.873180; airmass absorptivity: -0.0846900
Crescent fitting Stddev.: 0.803299; airmass absorptivity: -0.0773806
Earthshine fitting Stddev.: 0.0466905; airmass absorptivity: -0.127215

[A*] (from top to bomttom): 1.35377, 1.34507, Stddev: 0.857635, 0.0930424; Calc. [A*]: 1.48131


Comments:
pmr@bbso.njit.edu
© BBSO/NJIT - Last updated on Wed May 26 00:50:56 PDT 2004.