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The Minor Planet Observer
and
Palmer Divide Observatory

19537 1999 JL8 (2012)

MPC Designation: 1999 JL8
Lightcurves Period (h): 50.1 ± 0.2
Amplitude (mag): 0.10 ± 0.01
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.30m f/9.6 SCT
Camera: ST-9XE
Exposure: 300

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2012-01-01 07:00  16.25    9.8  103.5   14.3
2012-01-02 05:00  16.26    9.8  103.5   14.5
2012-01-02 09:30  16.26    9.8  103.5   14.6
2012-01-03 07:00  16.26    9.8  103.5   14.8
2012-01-04 07:00  16.27    9.9  103.5   15.0
2012-01-05 07:00  16.28   10.1  103.5   15.2
2012-01-06 07:00  16.29   10.3  103.5   15.4
2012-01-13 07:00  16.43   12.4  103.4   16.9
2012-01-14 07:00  16.45   12.8  103.4   17.1
2012-01-15 07:00  16.48   13.2  103.4   17.3
2012-01-18 07:00  16.55   14.5  103.4   17.8

Data Points: 313
Discovered: 1999-05-12  Socorro  LINEAR
Family/Group: Hungaria
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)

 

Contents © 2012 Brian D. Warner / Palmer Divide Observatory

 

 

 

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