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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397976755357651 5.4113e-08  
a 2.304174907834613 1.2431e-08 AU
q 1.982056611691499 1.2536e-07 AU
i 5.428861600659495 6.7699e-06 deg
node 71.08904614040414 5.9162e-05 deg
peri 117.7362658601169 6.3832e-05 deg
M 89.8287141341213 2.433e-05 deg
tp 2456481.724986057087
(2013-Jul-08.22498606)
8.5791e-05 JED
period 1277.531423283034
3.50
1.0339e-05
2.831e-08
d
yr
n .2817934599799217 2.2805e-09 deg/d
Q 2.626293203977728 1.4169e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1058  
   data-arc span      11736 days (32.13 yr)  
   first obs. used      1982-05-16  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52456  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:23:05  

Additional Information
 Earth MOID = .989441 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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