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(2020 WK2)
Classification: Apollo [NEO]          SPK-ID: 54091658
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4468360198524206 0.00051003  
a 1.706346785769506 0.0015539 au
q .9438895795282891 1.0801e-05 au
i 23.40341104289602 0.015067 deg
node 58.50849011068735 0.00085654 deg
peri 322.5136031356426 0.0076444 deg
M 296.1220781678585 0.082181 deg
tp 2459144.960014058666
(2020-Oct-22.46001406)
0.011478 TDB
period 814.1405288321721
2.23
1.1121
0.003045
d
yr
n .4421841036662245 0.00060401 deg/d
Q 2.468803992010724 0.0022482 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      5 days  
   first obs. used      2020-11-20  
   last obs. used      2020-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .56622  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-26 05:21:17  

Additional Information
 Earth MOID = .0183133 au 
 Jupiter MOID = 3.06417 au 
 T_jup = 3.990 
[ 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 23.676   .47036 6 autocmod 2.8

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