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The Minor Planet Observer
and
Palmer Divide Observatory

5871 Bobbell (2008)

MPC Designation: 1989 CE2
Lightcurves Period (h): 30.21 ± 0.02
Amplitude (mag): 0.27 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/10 SCT
Camera: SBIG ST-9XE
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2008-10-29 07:00  16.42   28.9   70.9   29.0
2008-10-30 07:00  16.41   28.6   71.1   29.1
2008-10-31 07:00  16.39   28.4   71.3   29.1
2008-11-02 07:00  16.36   27.9   71.8   29.2
2008-11-08 07:00  16.25   26.4   72.9   29.5
2008-11-12 06:00  16.19   25.4   73.6   29.6
2008-11-15 06:00  16.14   24.6   74.1   29.6

Data Points: 376
Discovered: 1989-02-11  Palomar  E. F. Helin
Family/Group: Hungaria
Taxonomic Class: E (Assumed)
Published: MPB 36, 70-73
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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