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(2020 WC)
Classification: Apollo [NEO]          SPK-ID: 54088804
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4781981552708643 0.00017704  
a 1.904677747359087 0.00065108 au
q .9938643621865063 2.5286e-06 au
i .330385049603366 9.3195e-05 deg
node 226.1607637577109 0.00083485 deg
peri 204.4996926217558 0.00076728 deg
M 290.9762341066325 0.035592 deg
tp 2459184.588576038041
(2020-Dec-01.08857604)
0.00053478 TDB
period 960.1314346724596
2.63
0.4923
0.001348
d
yr
n .3749486653593535 0.00019225 deg/d
Q 2.815491132531668 0.00096242 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      10 days  
   first obs. used      2020-11-16  
   last obs. used      2020-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .43506  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-26 05:21:10  

Additional Information
 Earth MOID = .0086389 au 
 Jupiter MOID = 2.50437 au 
 T_jup = 3.795 
[ 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 27.554   .58935 7 autocmod 2.8

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