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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398939850666811 4.8442e-08  
a 2.304061926055897 1.1689e-08 AU
q 1.981737521379525 1.1047e-07 AU
i 5.428698893337923 5.8511e-06 deg
node 71.08456220096939 5.778e-05 deg
peri 117.738661617528 6.1733e-05 deg
M 146.1822287700441 2.3718e-05 deg
tp 2456481.781513165568
(2013-Jul-08.28151317)
8.2834e-05 JED
period 1277.437461664028
3.50
9.7211e-06
2.661e-08
d
yr
n .2818141872331293 2.1446e-09 deg/d
Q 2.626386330732269 1.3324e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      11808 days (32.33 yr)  
   first obs. used      1982-05-16  
   last obs. used      2014-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52876  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:20:35  

Additional Information
 Earth MOID = .989956 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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