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The Minor Planet Observer
and
Palmer Divide Observatory

4461 Sayama (2010)

MPC Designation: 1990 EL
Lightcurves Period (h): 40.8 ± 0.2
Amplitude (mag): 0.60 ± 0.03
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: SBIG STL-1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2010-06-21 07:00  15.40   12.5  249.8   17.9
2010-06-22 07:00  15.42   12.8  249.9   17.8
2010-06-23 07:00  15.43   13.1  249.9   17.7
2010-06-24 07:00  15.45   13.3  250.0   17.7
2010-06-28 07:00  15.51   14.4  250.3   17.3
2010-06-30 07:00  15.54   14.9  250.4   17.2
2010-07-02 07:00  15.57   15.5  250.6   17.0

Data Points: 232
Discovered: 1990-03-05  Dynic  A. Sugie
Family/Group: MB-Outer
Taxonomic Class: X
Published: MPB 37, 161-165
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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