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The Minor Planet Observer
and
Palmer Divide Observatory

24819 1994 XY4 (2007)

MPC Designation: 1994 XY4
Lightcurves Period (h): 27.73 ± 0.04
Amplitude (mag): 0.04 ± 0.01
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
2007-12-29 07:00  16.08    7.4   89.7    5.3
2008-01-01 07:00  16.22    9.7   89.8    6.2
2008-01-02 07:00  16.26   10.4   89.8    6.5
2008-01-05 06:00  16.39   12.6   90.0    7.4
2008-01-11 06:00  16.65   16.7   90.5    9.0
2008-01-13 06:00  16.73   17.9   90.7    9.5
2008-01-13 07:00  16.73   18.0   90.7    9.5
2008-01-14 07:00  16.77   18.6   90.8    9.8
2008-01-15 07:00  16.81   19.2   90.9   10.0
2008-01-17 06:00  16.89   20.3   91.1   10.5

Data Points: 630
Discovered: 1994-12-06  Siding Spring  R. H. McNaught
Family/Group: Hungaria
Taxonomic Class: ES (Assumed)
Published: MPB 35, 95-98
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

A period of 57.57 h, A = 0.09 mag cannot be formally excluded.

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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