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The Minor Planet Observer
Palmer Divide Observatory

1857 Parchomenko (2006)

MPC Designation: 1971 QS1
Lightcurves Period (h): 3.1177 0.0001
Amplitude (mag): 0.22 0.02


Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: FLI 1001E
Exposure: 150


Obs. Details

Date              E Mag   Phase  PABL   PABB
2006-01-02 04:00  14.68   12.7   81.6   -3.4
2006-01-04 04:00  14.75   13.8   81.9   -3.4

Data Points: 190
Discovered: 1971-08-30  Nauchnyj  T. M. Smirnova
Family/Group: Flora
Taxonomic Class: S
Published: MPB 33, 52
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

Collaboration with Robert D. Stephens (Santana/GMARS Observatories, lead on MPB paper). Only PDO data are shown. Supected binary but no conclusive evidence found.


Contents 2011 Brian D. Warner / Palmer Divide Observatory




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