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(2020 WO)
Classification: Apollo [NEO]          SPK-ID: 54088814
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3529611959817553 0.00050567  
a 1.464334366619423 0.0010769 au
q .9474811572602452 4.3691e-05 au
i 1.665768799414394 0.00246 deg
node 4.99181802570222 0.012365 deg
peri 99.85748660520382 0.010572 deg
M 352.0332643264522 0.01123 deg
tp 2459214.823089861608
(2020-Dec-31.32308986)		 0.0043906 TDB
period 647.2302535779435
1.77		 0.71396
0.001955		 d
yr
n .5562162738992648 0.00061357 deg/d
Q 1.981187575978601 0.001457 au
   Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      18 days  
   first obs. used      2020-11-16  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .41364  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:27  

Additional Information
 Earth MOID = .0212294 au 
 Jupiter MOID = 3.16918 au 
 T_jup = 4.546 
[ 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 25.8   .43601 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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