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(2020 WN)
Classification: Apollo [NEO]          SPK-ID: 54088812
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .42026770792526 0.00033952  
a 1.416017985946231 0.00067644 au
q .8209113526116655 8.8637e-05 au
i 6.278129717894304 0.0043341 deg
node 62.3771691052362 0.00053509 deg
peri 64.06126145723766 0.0013839 deg
M 346.5884699922181 0.015724 deg
tp 2459223.428593052437
(2021-Jan-08.92859305)
0.010453 TDB
period 615.4624784858805
1.69
0.44101
0.001207
d
yr
n .5849259907535677 0.00041913 deg/d
Q 2.011124619280796 0.00096072 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      6 days  
   first obs. used      2020-11-16  
   last obs. used      2020-11-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .4451  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:18:26  

Additional Information
 Earth MOID = .000779323 au 
 Jupiter MOID = 3.07695 au 
 T_jup = 4.616 
[ 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 27.4   .91282 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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