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(2020 WS1)
Classification: Apollo [NEO]          SPK-ID: 54091636
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5347830714963584 0.00024468  
a 2.07126255393155 0.0010813 au
q .9635864034646442 3.8346e-06 au
i 18.32457638511865 0.0052507 deg
node 58.45070257991265 3.1987e-05 deg
peri 24.9376788168092 0.0012914 deg
M 296.1065007856879 0.050896 deg
tp 2459193.743693730822
(2020-Dec-10.24369373)
0.0026187 TDB
period 1088.807634556861
2.98
0.8526
0.002334
d
yr
n .3306369174629438 0.00025891 deg/d
Q 3.178938704398456 0.0016595 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      2 days  
   first obs. used      2020-11-19  
   last obs. used      2020-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37344  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-22 05:20:02  

Additional Information
 Earth MOID = .00775694 au 
 Jupiter MOID = 2.1798 au 
 T_jup = 3.524 
[ 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 27.147   .67671 3 autocmod 2.8

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