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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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398939953636738 5.0851e-08  
a 2.304061924172843 1.2017e-08 AU
q 1.98173749603499 1.1684e-07 AU
i 5.428699205759904 6.3634e-06 deg
node 71.08456401966613 5.8284e-05 deg
peri 117.7386642022403 6.2552e-05 deg
M 146.1822261930678 2.4018e-05 deg
tp 2456481.781522945711
(2013-Jul-08.28152295)
8.407e-05 JED
period 1277.437460098001
3.50
9.9938e-06
2.736e-08
d
yr
n .2818141875786092 2.2047e-09 deg/d
Q 2.626386352310696 1.3698e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1067  
   data-arc span      11767 days (32.22 yr)  
   first obs. used      1982-05-16  
   last obs. used      2014-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52374  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:15:49  

Additional Information
 Earth MOID = .989955 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 14.3 mag n/a MPO263438  

9985 Akiko (1996 JF)          Discovered 1996-May-12 by McNaught, R. H., Abe, H. at Yatsuka (367)
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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