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(2020 JR3)
Classification: Apollo [NEO]          SPK-ID: 54017226
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .18625838748653 2.4807e-05  
a 1.174692764602055 2.747e-05 au
q .9558963844751821 6.7958e-06 au
i 4.48984965341026 0.00057752 deg
node 253.5491265822488 0.00026549 deg
peri 84.51124776392589 0.00014948 deg
M 291.3917670737595 0.0029468 deg
tp 2459089.125480036574
(2020-Aug-27.62548004)
0.00070481 TDB
period 465.034172319628
1.27
0.016312
4.466e-05
d
yr
n .7741366579670714 2.7155e-05 deg/d
Q 1.393489144728927 3.2587e-05 au
  Orbit Determination Parameters
   # obs. used (total)      43  
   data-arc span      60 days  
   first obs. used      2020-05-14  
   last obs. used      2020-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .52286  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-13 07:06:07  

Additional Information
 Earth MOID = .0390009 au 
 Jupiter MOID = 3.90448 au 
 T_jup = 5.360 
[ 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 23.97   .38203 8 autocmod 2.8

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