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The Minor Planet Observer
and
Palmer Divide Observatory

678 Fredegundis (2008)

MPC Designation: 1909 FS
Lightcurves Period (h): 11.61624 ± 0.00014
Amplitude (mag): 0.27 ± 0.03
Equipment:

 

Filter: R
MagBand: R
Telescope: 0.5m f/8.1 R/C
Camera: SBIG STL-1001E
Exposure: 60

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2008-01-12 09:00  11.52    0.9  112.0   -1.5
2008-01-13 07:00  11.52    0.9  112.1   -1.6
2008-01-14 07:00  11.55    1.1  112.1   -1.6
2008-01-15 07:00  11.60    1.5  112.1   -1.6
2008-01-17 07:00  11.68    2.5  112.2   -1.7
2008-01-20 04:00  11.80    4.0  112.2   -1.8
2008-01-23 06:00  11.91    5.6  112.3   -1.9
2008-01-24 05:00  11.95    6.1  112.3   -2.0
2008-01-25 07:00  11.98    6.6  112.4   -2.0
2008-01-26 06:00  12.02    7.1  112.4   -2.1
2008-01-27 07:00  12.05    7.6  112.5   -2.1
2008-02-01 05:00  12.21    9.9  112.7   -2.3
2008-02-03 07:00  12.28   10.9  112.8   -2.3
2008-02-09 05:00  12.46   13.3  113.2   -2.5

Data Points: 2449
Discovered: 1909-01-22  Heidelberg  W. Lorenz
Family/Group: MB-Inner
Taxonomic Class: X
Published: BAAS 40, 28.16
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

Collaboration with R.D. Stephens (lead), M.K. Shepard (radar). Only PDO data are shown.

 

Contents © 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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