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The Minor Planet Observer
and
Palmer Divide Observatory

4125 Lew Allen (2006)

MPC Designation: 1987 MO
Lightcurves Period (h): 4.628 ± 0.002
Amplitude (mag): 0.20 ± 0.03
Equipment:

 

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

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2006-11-11 07:00  15.87   14.9   61.4   19.4
2006-11-13 07:00  15.84   14.2   61.5   19.2
2006-11-16 07:00  15.79   13.2   61.5   18.8
2006-11-17 07:00  15.78   12.9   61.5   18.7

Data Points: 247
Discovered: 1987-06-28  Palomar  E. F. Helin
Family/Group: Hungaria
Taxonomic Class: ES (Assumed)
Published: MPB 34, 43-37
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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