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The Minor Planet Observer
and
Palmer Divide Observatory

8639 1986 VB1 (2009)

MPC Designation: 1986 VB1
Lightcurves Period (h): 4.626 ± 0.002
Amplitude (mag): 0.12 ± 0.02
Equipment:

 

Filter: C
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: SBIG STL-1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2009-08-21 07:00  17.49    9.6  343.2    7.2
2009-08-22 07:00  17.46    9.2  343.2    7.2
2009-08-28 07:00  17.29    6.6  343.5    7.3
2009-08-29 07:00  17.26    6.2  343.6    7.3

Data Points: 292
Discovered: 1986-11-03  Klet  A. Mrkos
Family/Group: Flora
Taxonomic Class: S (Assumed)
Published: MPB 37, 24-27
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 © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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