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The Minor Planet Observer
and
Palmer Divide Observatory

20037 Duke (2010)

MPC Designation: 1992 UW4
Lightcurves Period (h): 5.428 ± 0.001
Amplitude (mag): 0.10 ± 0.01
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.5m f/8.1 R/C
Camera: FLI 1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2010-09-12 07:00  17.03   24.9    5.0   28.6
2010-09-13 07:00  17.02   24.6    5.2   28.4
2010-09-15 07:00  16.98   23.9    5.4   28.2
2010-09-16 07:00  16.97   23.6    5.5   28.0
2010-09-24 07:00  16.86   21.3    6.4   26.7
2010-09-25 07:00  16.85   21.0    6.5   26.5

Data Points: 264
Discovered: 1992-10-20  Palomar  C. S. Shoemaker, E. M. Shoemaker
Family/Group: Hungaria
Taxonomic Class: ES (Assumed)
Published: MPB 38, 33-36
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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