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The Minor Planet Observer
and
Palmer Divide Observatory

6271 Farmer (2008)

MPC Designation: 1991 NF
Lightcurves Period (h): 11.11 ± 0.01
Amplitude (mag): 0.22 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/10 SCT
Camera: SBIG ST-9XE
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2008-09-19 07:00  16.23   25.4   32.5   31.4
2008-09-20 07:00  16.21   25.3   32.6   31.5
2008-09-22 07:00  16.18   24.9   32.9   31.6
2008-09-23 07:00  16.17   24.7   33.1   31.7
2008-09-24 07:00  16.16   24.5   33.2   31.7
2008-09-25 07:00  16.14   24.3   33.4   31.8
2008-09-26 06:00  16.13   24.1   33.5   31.8

Data Points: 166
Discovered: 1991-07-09  Palomar  E. F. Helin
Family/Group: Hungaria
Taxonomic Class: ES (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)

Two periods also found in 2005, but both are considerably different.

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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