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12387 Tomokofujiwara (1994 UT11)
Classification: Main-belt Asteroid          SPK-ID: 2012387
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06424354627860934 5.9109e-08  
a 2.736125448795687 2.8202e-08 AU
q 2.5603470469019 1.6346e-07 AU
i 17.00825964898894 8.5947e-06 deg
node 231.3904482132239 2.2358e-05 deg
peri 232.0191990808491 7.6905e-05 deg
M 97.35823793021218 7.1697e-05 deg
tp 2456553.432973668258
(2013-Sep-17.93297367)
0.00033044 JED
period 1653.112596335136
4.53
2.5558e-05
6.997e-08
d
yr
n .2177710101526666 3.3669e-09 deg/d
Q 2.911903850689473 3.0014e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      7152 days (19.58 yr)  
   first obs. used      1994-10-03  
   last obs. used      2014-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .44377  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:49:42  

Additional Information
 Earth MOID = 1.60405 AU 
 T_jup = 3.286 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5 mag n/a MPO256956  

12387 Tomokofujiwara           Discovered 1994 Oct. 28 by K. Endate and K. Watanabe at Kitami.
Tomoko Fujiwara (b. 1975) is an assistant professor at the Kyushu University. Her main interest consists of the long-term variability of stars and historical records of astronomy. She has been a member of IAU Commission 27 since 2006. The name was suggested by M. Hirai and K. Hurukawa.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20081212/MPCPages.arcLast Updated: 2008-12-12

[ show close-approach data ]
Alternate Designations
 1994 UT11 = 1976 UP5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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