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The Minor Planet Observer
and
Palmer Divide Observatory

15964 Billgray (2010)

MPC Designation: 1998 DU
Lightcurves Period (h): 3.571 ± 0.003
Amplitude (mag): 0.45 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: SBIG STL-1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2010-09-07 07:00  16.63   12.7  348.6   17.4
2010-09-09 07:00  16.63   12.7  348.7   17.7
2010-09-10 07:00  16.63   12.7  348.7   17.9

Data Points: 155
Discovered: 1998-02-19  Oaxaca  J. M. Roe
Family/Group: Hungaria
Taxonomic Class: ES (Assumed)
Published: MPB 38, 25-31
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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