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(2020 JA)
Classification: Apollo [NEO]          SPK-ID: 54016946
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 .771414037421371 0.00063027  
a 3.151657274641168 0.0081634 au
q .7204246118417897 0.00012038 au
i 5.886435029685545 0.0034245 deg
node 43.87002697344746 7.755e-05 deg
peri 249.6525459163372 0.0017625 deg
M 357.4799062606576 0.012209 deg
tp 2459014.806094777798
(2020-Jun-14.30609478)
0.013722 TDB
period 2043.65180532968
5.60
7.9402
0.02174
d
yr
n .1761552526027912 0.00068441 deg/d
Q 5.582889937440546 0.014461 au
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      2 days  
   first obs. used      2020-05-01  
   last obs. used      2020-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61438  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-05 06:01:58  

Additional Information
 Earth MOID = .000360137 au 
 Jupiter MOID = .445387 au 
 T_jup = 2.636 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458971.5 (2020-May-02.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7781214366996857 0.00062348  
q .7244694064139113 0.00012751 au
tp 2459014.448643631836
(2020-Jun-13.94864363)
0.012789 TDB
node 43.87783788850987 6.5207e-05 deg
peri 248.8926487029431 0.00031418 deg
i 5.794383562248369 0.003547 deg
  Orbit Determination Parameters
   # obs. used (total)      31  
   data-arc span      2 days  
   first obs. used      2020-05-01  
   last obs. used      2020-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .61438  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-05 06:01:58  

Additional Information
 Jupiter MOID = .445387 au 
 T_jup = 2.636 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.887309535099458E-7 -7.948772957012877E-8 -7.973401770317836E-6 3.144399679355563E-8 -3.29694773513948E-8 2.211247222755188E-6
q -7.948772957012877E-8 1.625833490161429E-8 1.630265292844559E-6 -6.345889961335841E-9 6.071973417251974E-9 -4.522501846105966E-7
tp -7.973401770317836E-6 1.630265292844559E-6 .0001635493923927838 -6.473003718424958E-7 6.957471358982728E-7 -4.535299569230723E-5
node 3.144399679355563E-8 -6.345889961335841E-9 -6.473003718424958E-7 4.251999172893935E-9 -1.476013781501648E-8 1.768930403521662E-7
peri -3.29694773513948E-8 6.071973417251974E-9 6.957471358982728E-7 -1.476013781501648E-8 9.870840733237386E-8 -1.738252610189821E-7
i 2.211247222755188E-6 -4.522501846105966E-7 -4.535299569230723E-5 1.768930403521662E-7 -1.738252610189821E-7 1.258113691247848E-5

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 27.214   .39906 3 autocmod 2.8

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