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The Minor Planet Observer
and
Palmer Divide Observatory

4631 Yabu

MPO Home Period (h): 7.356 ± 0.005
Lightcurves Amplitude (mag): 0.44 ± 0.03
Date Range (mm/dd): 2005   01/17 - 01/19
Data Points: 401
Equipment: 0.5m R-C, FLI SITe 1024
Discovered: Nov. 22, 1987   Ueda and Kaneda at Kushiro
Previous Designations: 1957 WG,, 1977 TO7, 1977 VJ2, 1987 WE1, A899 NA
Family/Group: Flora
Taxonomic Class: S
H (absolute mag): 13.1
Diameter (km) / albedo: 7.5 / 0.18  (Assumed)
SM Axis (AU): 2.2349
Inclination (deg): 7.4139
Eccentricity: 0.1237
Published: Minor Planet Bul. 32, 54-58
NOTES:

 

Contents © 2006 Brian D. Warner / Palmer Divide Observatory

 

 

 

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