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The Minor Planet Observer
and
Palmer Divide Observatory

47143 1999 LL31 (2012)

MPC Designation: 1999 LL31
Lightcurves Period (h): 3.32 ± 0.01
Amplitude (mag): 0.31 ± 0.02
Equipment:

 

Filter: C
MagBand: V
Telescope: 0.35m f/9.1 SCT
Camera: FLI 1001E
Exposure: 300

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2012-04-20 07:00  17.59   19.2  224.3   32.2
2012-04-21 07:00  17.58   19.1  224.3   32.3
2012-04-22 07:00  17.57   19.0  224.3   32.3

Data Points: 113
Discovered: 1999-06-12  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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