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9985 Akiko (1996 JF)
Classification: Main-belt Asteroid          SPK-ID: 2009985
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1402499678935576 4.3536e-08  
a 2.30366600217985 1.0403e-08 au
q 1.980576919336646 1.0098e-07 au
i 5.429138587933445 5.677e-06 deg
node 71.07649501114393 4.7007e-05 deg
peri 117.7715641816286 5.1459e-05 deg
M 315.29172999346 2.3985e-05 deg
tp 2457759.103607274189
(2017-Jan-05.60360727)
8.5623e-05 JED
period 1277.108208623498
3.50
8.651e-06
2.369e-08
d
yr
n .2818868421400391 1.9095e-09 deg/d
Q 2.626755085023055 1.1862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1299  
   data-arc span      12375 days (33.88 yr)  
   first obs. used      1982-05-16  
   last obs. used      2016-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52012  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:06:58  

Additional Information
 Earth MOID = .986981 au 
 Jupiter MOID = 2.3402 au 
 T_jup = 3.570 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO309229  

9985 Akiko (1996 JF)          Discovered 1996-May-12 by McNaught, R. H., Abe, H. at Yatsuka
Reference: 19990202/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 JF = 1982 KC2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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