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(2020 WX2)
Classification: Apollo [NEO]          SPK-ID: 54092907
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 2459176.5 (2020-Nov-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5733293611681336 0.0014172  
a 1.99040448455123 0.0060772 au
q .8492471529572849 0.00022785 au
i 5.39446575969416 0.010153 deg
node 251.2694986497549 0.0026079 deg
peri 226.5789912161822 0.00070424 deg
M 345.5466979119824 0.074084 deg
tp 2459217.678926271064
(2021-Jan-03.17892627)
0.022479 TDB
period 1025.676580154862
2.81
4.6975
0.01286
d
yr
n .3509878327782869 0.0016075 deg/d
Q 3.131561816145175 0.0095615 au
  Orbit Determination Parameters
   # obs. used (total)      27  
   data-arc span      5 days  
   first obs. used      2020-11-21  
   last obs. used      2020-11-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .34068  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:39  

Additional Information
 Earth MOID = .00815512 au 
 Jupiter MOID = 2.01569 au 
 T_jup = 3.623 
[ 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 26.9   .34356 E2021-CC3 autocmod 2.8

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