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The Minor Planet Observer
and
Palmer Divide Observatory

3368 Duncombe (2004)

MPC Designation: 1985 QT
Lightcurves Period (h): ±
Amplitude (mag): 0.1 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/10 SCT
Camera: SBIG ST-9E
Exposure: 90

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2004-10-18 06:00  15.25    3.7   27.5    9.4
2004-10-19 06:00  15.25    3.6   27.5    9.5
2004-10-21 06:00  15.25    3.6   27.4    9.6
2004-11-16 06:00  15.69   10.2   27.4   11.1
2004-12-01 07:00  15.97   13.9   28.1   11.7

Data Points: 552
Discovered: 1985-08-22  Anderson Mesa  E. Bowell
Family/Group: MB-Outer
Taxonomic Class: C (Assumed)
Published: MPB 38, pending
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

The data can be fit to periods ranging from 0.09 to > 100 h. The period given in the plot is just one of many solutions.

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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