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(2020 HX3)
Classification: Apollo [NEO]          SPK-ID: 54016677
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4718291779597912 0.00019359  
a 1.063509520409424 0.00013844 au
q .5617146976422337 0.00013277 au
i .6414421094221981 0.00065088 deg
node 30.16673969567993 0.0024945 deg
peri 296.7691991238117 0.00081382 deg
M 335.9255714003575 0.016339 deg
tp 2459027.289461703882
(2020-Jun-26.78946170)
0.012951 TDB
period 400.5995894557109
1.10
0.078218
0.0002141
d
yr
n .8986529429276924 0.00017547 deg/d
Q 1.565304343176614 0.00020375 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      5 days  
   first obs. used      2020-04-19  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .42603  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-27 07:39:34  

Additional Information
 Earth MOID = .000924933 au 
 Jupiter MOID = 3.78644 au 
 T_jup = 5.690 
[ 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 27.173   .53316 5 autocmod 2.8

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