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(2012 EO8)
Classification: Apollo [NEO]          SPK-ID: 3601301
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5615958539219147 3.5599e-05  
a 2.044933478912372 0.00015478 au
q .8965073156090666 4.9576e-06 au
i 8.59684510060093 0.00041172 deg
node 178.9865459077815 2.7174e-05 deg
peri 45.80116233911452 0.00019703 deg
M 277.8336058249978 0.11357 deg
tp 2459244.286095872656
(2021-Jan-29.78609587)
0.36462 TDB
period 1068.113008917415
2.92
0.12127
0.000332
d
yr
n .3370429879558134 3.8265e-05 deg/d
Q 3.193359642215677 0.0002417 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      9 days  
   first obs. used      2012-03-15  
   last obs. used      2012-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .40641  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:50:33  

Additional Information
 Earth MOID = .00450039 au 
 Jupiter MOID = 1.82419 au 
 T_jup = 3.570 
[ 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 24.3   n/a MPO235399  

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