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The Minor Planet Observer
and
Palmer Divide Observatory

74590 1999 OG2 (2007)

MPC Designation: 1999 OG2
Lightcurves Period (h): 33.273 ± 0.003
Amplitude (mag): 0.65 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: FLI 1001E
Exposure: 180

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2007-09-11 07:00  15.92    8.5  353.5    9.2
2007-09-12 07:00  15.90    7.9  353.6    8.9
2007-09-13 07:00  15.88    7.4  353.6    8.7
2007-09-19 07:00  15.81    5.8  353.8    7.0
2007-09-20 00:00  15.82    5.8  353.8    6.8
2007-09-20 09:00  15.82    5.8  353.8    6.7
2007-10-03 07:00  16.21   11.8  354.4    3.1
2007-10-04 07:00  16.25   12.4  354.5    2.9
2007-10-05 07:00  16.29   13.0  354.6    2.6

Data Points: 557
Discovered: 1999-07-22  Socorro  LINEAR
Family/Group: Hungaria
Taxonomic Class: E (Assumed)
Published: MPB 35, 56-60
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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