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(2020 HG3)
Classification: Apollo [NEO]          SPK-ID: 54016660
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.


Orbital Elements at Epoch 2458959.5 (2020-Apr-20.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5226029795191114 0.0021202  
a 2.011061717145934 0.0086729 au
q .9600748717686481 0.00012358 au
i 8.356178377405261 0.024484 deg
node 31.06373910131392 0.00061323 deg
peri 224.4767951934263 0.0057509 deg
M 346.834924892616 0.092108 deg
tp 2458997.594069115329
(2020-May-28.09406912)
0.020103 TDB
period 1041.685274839534
2.85
6.7385
0.01845
d
yr
n .3455938263651235 0.0022356 deg/d
Q 3.062048562523219 0.013205 au
  Orbit Determination Parameters
   # obs. used (total)      25  
   data-arc span      5 days  
   first obs. used      2020-04-19  
   last obs. used      2020-04-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .51567  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:25:15  

Additional Information
 Earth MOID = .029138 au 
 Jupiter MOID = 2.05275 au 
 T_jup = 3.636 
[ 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 25.9   .34759 E2020-HD8 autocmod 2.8

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