Earthshine Observing Log - 2004 May 24

(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: -124.4 degree
Sun set: 02:45 UT
Moon rise: 16:56 UT
Moon set: 07:03 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/04may24/

Observing Notes:

Clear sky tonight. About 4 hours of data.



Sample Lunar Images on May 24, 2004

Crescent Earthshine ES side flat


Stddev of the flat: 0.84 (at the mean of 100).


On-line Analysis Result for May 24, 2004

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


Moonshine fitting Stddev.: 0.0165410; airmass absorptivity: -0.133691
Crescent fitting Stddev.: 0.00770088; airmass absorptivity: -0.125426
Earthshine fitting Stddev.: 0.0101485; airmass absorptivity: -0.148014

[A*] (from top to bomttom): 1.46738, 1.46439, Stddev: 0.0630814, 0.0626920; Calc. [A*]: 1.46336


Comments:
pmr@bbso.njit.edu
© BBSO/NJIT - Last updated on Mon May 31 09:25:09 PDT 2004.