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The Minor Planet Observer
and
Palmer Divide Observatory

2005 YU55 (2010)

MPC Designation: 2005 YU55
Lightcurves Period (h): 17.4 ± 0.2
Amplitude (mag): 0.05 ± 0.01
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: SBIG STL-1001E
Exposure: 300

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2010-05-05 07:00  16.35   12.9  312.5   -4.7
2010-05-09 07:00  16.45   13.9  314.3   -3.1
2010-05-16 07:00  16.62   15.5  318.7   -2.2
2010-05-17 07:00  16.65   15.7  319.5   -2.1
2010-06-01 07:00  16.99   18.2  333.5   -1.3
2010-06-03 07:00  17.03   18.4  335.8   -1.3
2010-06-07 07:00  17.11   18.9  340.7   -1.1

Data Points: 291
Discovered:     
Family/Group: NEA
Taxonomic Class: C (Assumed)
Published: Web only
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

The period is arbitrary given the number of possible solutions. However, it is in somewhat good agreement with radar observations that indicated a period of about 20 h.

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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