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The Minor Planet Observer
and
Palmer Divide Observatory

21022 Ike (2006)

MPC Designation: 1989 CR
Lightcurves Period (h): 7.550 ± 0.001
Amplitude (mag): 0.40 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.5m f/8.1 R/C
Camera: FLI 1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2006-05-02 06:00  15.60   22.2  223.2   34.5
2006-05-07 06:00  15.58   22.1  223.9   34.0
2006-05-08 06:00  15.58   22.1  224.1   34.0
2006-05-11 06:00  15.57   22.1  224.5   33.6

Data Points: 209
Discovered: 1989-02-02  Geisei  T. Seki
Family/Group: MB-Inner
Taxonomic Class: S (Assumed)
Published: MPB 33, 85-88
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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