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(2020 GR2)
Classification: Amor [NEO]          SPK-ID: 54016511
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3127859295436664 0.00040939  
a 1.488760945662743 0.00092301 au
q 1.023097469405314 2.4819e-05 au
i 3.127974554087083 0.0033075 deg
node 52.68717671242377 0.0029602 deg
peri 148.3304393779716 0.0011845 deg
M 27.09796413065583 0.02746 deg
tp 2458950.557527292598
(2020-Apr-11.05752729)
0.0041664 TDB
period 663.4922862830419
1.82
0.61703
0.001689
d
yr
n .542583549865757 0.00050459 deg/d
Q 1.954424421920172 0.0012117 au
  Orbit Determination Parameters
   # obs. used (total)      38  
   data-arc span      14 days  
   first obs. used      2020-04-13  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .62032  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-27 07:37:49  

Additional Information
 Earth MOID = .0293826 au 
 Jupiter MOID = 3.00218 au 
 T_jup = 4.510 
[ 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 26.529   .5315 7 autocmod 2.8

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