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The Minor Planet Observer
and
Palmer Divide Observatory

22195 3509 P-L (2009)

MPC Designation: 3509 P-L
Lightcurves Period (h): 14.56 ± 0.01
Amplitude (mag): 0.19 ± 0.01
Equipment:

 

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

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2009-02-28 08:00  17.14   18.5  186.2    4.4
2009-03-01 08:00  17.11   18.0  186.3    4.2
2009-03-05 07:00  16.97   15.7  186.7    3.3
2009-03-06 07:00  16.94   15.1  186.7    3.0
2009-03-08 08:00  16.86   13.8  186.9    2.5
2009-03-14 08:00  16.65    9.8  187.1    1.1
2009-03-15 07:00  16.61    9.1  187.1    0.8
2009-03-16 08:00  16.57    8.4  187.2    0.6
2009-03-17 08:00  16.53    7.7  187.2    0.3

Data Points: 258
Discovered: 1960-10-17  Palomar  C. J. van Houten, I. van Houten-Groeneveld, T. Gehrels
Family/Group: Hungaria
Taxonomic Class: ES (Assumed)
Published: MPB 36, 109-116
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 9.07 h cannot be formally excluded.

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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