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The Minor Planet Observer
and
Palmer Divide Observatory

521 Brixia (2009)

MPC Designation: 1904 NB
Lightcurves Period (h): 9.78 0.02
Amplitude (mag): 0.11 0.02
Equipment:

 

Filter: R
MagBand: R
Telescope: 0.35m f/9.1 SCT
Camera: FLI 1001E IMG
Exposure: 120

 

Obs. Details

Date              E Mag   Phase  PABL   PABB
2009-05-07 05:00  14.04   19.1  160.4   11.4
2009-05-08 05:00  14.05   19.1  160.5   11.4
2009-05-12 05:00  14.12   19.3  161.1   11.3
2009-05-13 05:00  14.14   19.3  161.3   11.3
2009-05-14 05:00  14.15   19.4  161.4   11.3

Data Points: 197
Discovered: 1904-01-10  Heidelberg  R. S. Dugan
Family/Group: MB-Outer
Taxonomic Class: Ch
Published: MPB 36, 172-176
NOTES: Unless otherwise stated, the "Reduced Magnitudes" in the plots are Cousins R, based on 2MASS to BVRI conversions (Warner, MPB 34, 113-119)

A period of 19.57 h cannot be formally excluded.

 

Contents 2011 Brian D. Warner / Palmer Divide Observatory

 

 

 

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