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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.


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Orbital Elements at Epoch 2459171.5 (2020-Nov-18.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3524571389185284 0.0010119  
a 1.463354775899747 0.0021504 au
q .9475849383633579 8.8248e-05 au
i 1.682910174081489 0.0048497 deg
node 6.511156673236749 0.01218 deg
peri 98.33291643170676 0.0085899 deg
M 335.8755642300939 0.05799 deg
tp 2459214.828887141017
(2020-Dec-31.32888714)
0.0086449 TDB
period 646.5808991157514
1.77
1.4252
0.003902
d
yr
n .5567748761095903 0.0012273 deg/d
Q 1.979124613436136 0.0029084 au
  Orbit Determination Parameters
   # obs. used (total)      38  
   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      8  
   norm. resid. RMS      .39001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-26 05:21:13  

Additional Information
 Earth MOID = .0219282 au 
 Jupiter MOID = 3.17119 au 
 T_jup = 4.548 
[ 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 25.83   .44681 6 autocmod 2.8

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