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(2020 WY3)
Classification: Apollo [NEO]          SPK-ID: 54093094
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 2459177.5 (2020-Nov-24.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4262789930951681 0.001071  
a 1.655928485939417 0.0029791 au
q .950040958315556 6.4442e-05 au
i .6521134180157644 0.0015263 deg
node 36.23418402011522 0.0034015 deg
peri 64.55917786215238 0.0050626 deg
M 345.1071256718761 0.04447 deg
tp 2459209.698587220796
(2020-Dec-26.19858722)
0.0092739 TDB
period 778.324663466545
2.13
2.1004
0.005751
d
yr
n .4625319187453373 0.0012482 deg/d
Q 2.361816013563277 0.0042491 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      6 days  
   first obs. used      2020-11-23  
   last obs. used      2020-11-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .28524  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:42  

Additional Information
 Earth MOID = .0066484 au 
 Jupiter MOID = 2.81822 au 
 T_jup = 4.163 
[ 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 27.8   .34154 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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