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The Minor Planet Observer
and
Palmer Divide Observatory

4631 Yabu (2005)

MPC Designation: 1987 WE1
Lightcurves Period (h): 7.356 ± 0.005
Amplitude (mag): 0.44 ± 0.03
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.5m f/8.1 R/C
Camera: FLI 1024 SITe
Exposure: 120

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2005-01-17 06:00  15.37   10.8  104.2   10.8
2005-01-18 06:00  15.39   11.2  104.2   10.8
2005-01-19 06:00  15.42   11.6  104.3   10.7

Data Points: 401
Discovered: 1987-11-22  Kushiro  S. Ueda, H. Kaneda
Family/Group: Flora
Taxonomic Class: S (Assumed)
Published: MPB 32, 54-58
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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