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The Minor Planet Observer
and
Palmer Divide Observatory

67175 2000 BA19 (2012)

MPC Designation: 2000 BA19
Lightcurves Period (h): 2.7157 ± 0.0001
Amplitude (mag): 0.07 ± 0.01
Equipment:

 

Filter: C
MagBand: V
Telescope: 0.5m f/8.1 R/C
Camera: FLI 1001E
Exposure: 240

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2012-07-21 07:00  16.94   18.1  318.4   16.8
2012-07-23 07:00  16.90   17.5  318.6   17.2
2012-07-24 07:00  16.88   17.2  318.7   17.4
2012-07-26 07:00  16.85   16.7  318.8   17.9
2012-08-13 07:00  16.74   15.7  319.8   21.6
2012-08-17 07:00  16.77   16.4  319.9   22.2
2012-08-19 07:00  16.79   16.9  320.1   22.5
2012-08-20 07:00  16.80   17.1  320.1   22.7
2012-08-21 07:00  16.82   17.4  320.2   22.8
2012-08-22 07:00  16.83   17.7  320.2   22.9
2012-08-25 07:00  16.88   18.6  320.4   23.3
2012-08-27 07:00  16.91   19.2  320.6   23.6
2012-09-10 07:00  17.18   23.9  322.1   24.9

Data Points: 239
Discovered: 2000-01-31  Socorro  LINEAR
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)

Secondary period: P2 = 275 ± 5, A2 = 0.29 ± 0.03. This may be an example of an unusual binary type postulated by Jacobsen and Scheeres.

 

Contents © 2012 Brian D. Warner / Palmer Divide Observatory

 

 

 

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