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The Minor Planet Observer
and
Palmer Divide Observatory

3895 Earhart (2009)

MPC Designation: 1987 DE
Lightcurves Period (h): 3.564 ± 0.001
Amplitude (mag): 0.28 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: SBIG STL-1001E
Exposure: 180

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2009-04-20 07:00  14.78   19.5  223.9   31.8
2009-04-21 08:00  14.78   19.4  224.0   31.9

Data Points: 146
Discovered: 1987-02-23  Palomar  C. S. Shoemaker
Family/Group: Phocaea
Taxonomic Class: S (Assumed)
Published: MPB 36, 172-176
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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