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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1401601929090009 4.4142e-08  
a 2.303508924486216 1.0618e-08 au
q 1.980648669262623 1.0209e-07 au
i 5.429202878520643 5.689e-06 deg
node 71.0777778498901 4.8502e-05 deg
peri 117.7862581518909 5.2798e-05 deg
M 258.8864527649749 2.3823e-05 deg
tp 2457759.165927278801
(2017-Jan-05.66592728)
8.5724e-05 JED
period 1276.977589563212
3.50
8.8294e-06
2.417e-08
d
yr
n .2819156756878853 1.9492e-09 deg/d
Q 2.62636917970981 1.2106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1261  
   data-arc span      12270 days (33.59 yr)  
   first obs. used      1982-05-16  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51803  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:12:37  

Additional Information
 Earth MOID = .987452 au 
 Jupiter MOID = 2.34033 au 
 T_jup = 3.571 
[ 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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