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(2008 EJ85)
Classification: Apollo [NEO]          SPK-ID: 3406337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2603394833619851 0.00028626  
a 1.207332943495784 0.0016489 au
q .8930165087401868 0.00087405 au
i 6.684008689243632 0.011335 deg
node 169.0555565965597 0.04641 deg
peri 301.7627933134272 0.21562 deg
M 42.41445632124259 4.5232 deg
tp 2459339.411266666507
(2021-May-04.91126667)
5.9711 TDB
period 484.5504524306315
1.33
0.99268
0.002718
d
yr
n .7429566894306796 0.0015221 deg/d
Q 1.521649378251381 0.0020782 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      23 days  
   first obs. used      2008-03-14  
   last obs. used      2008-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .37653  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 01:30:31  

Additional Information
 Earth MOID = .00138265 au 
 Jupiter MOID = 3.58482 au 
 T_jup = 5.234 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.1   n/a MPO138164  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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