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487218 (2014 ON386)
Classification: Main-belt Asteroid          SPK-ID: 2487218
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1464257954052656 6.4814e-08  
a 3.122564947963669 1.1288e-07 au
q 2.665340891753486 2.1683e-07 au
i 14.69970029523563 1.3492e-05 deg
node 299.2466668187596 2.4214e-05 deg
peri 73.77742654593256 5.8043e-05 deg
M 332.8850644382122 5.3655e-05 deg
tp 2459152.299983093305
(2020-Oct-29.79998309)
0.00030429 TDB
period 2015.420386637523
5.52
0.00010928
2.992e-07
d
yr
n .1786227838057226 9.6857e-09 deg/d
Q 3.579789004173851 1.2941e-07 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      2739 days (7.50 yr)  
   first obs. used      2009-08-29  
   last obs. used      2017-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45339  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:19:41  

Additional Information
 Earth MOID = 1.70986 au 
 Jupiter MOID = 2.04579 au 
 T_jup = 3.149 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO398977  

487218 (2014 ON386)          Discovered 2009-Aug-29 by OAM at La Sagra
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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