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The Minor Planet Observer
and
Palmer Divide Observatory

7560 Spudis (2012)

MPC Designation: 1986 AJ
Lightcurves Period (h): 3.5440 ± 0.0002
Amplitude (mag): 0.38 ± 0.02
Equipment:

 

Filter: C
MagBand: V
Telescope: 0.35m f/9.1 SCT
Camera: FLI 1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2012-09-22 07:00  15.85   19.7    5.3   25.7
2012-10-02 07:00  15.85   19.7    6.4   26.2
2012-10-03 07:00  15.85   19.8    6.5   26.3
2012-10-08 07:00  15.88   20.4    7.2   26.3

Data Points: 274
Discovered: 1986-01-10  Palomar  C. S. Shoemaker, E. M. Shoemaker
Family/Group: H
Taxonomic Class: ES (Assumed)
Published: MPB Pending
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

Follow-up to 2004 and 2008 observations. The former showed hints of the object being binary. No evidence was seen in 2012.

 

Contents © 2012 Brian D. Warner / Palmer Divide Observatory

 

 

 

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