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(2020 HX3)
Classification: Apollo [NEO]          SPK-ID: 54016677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4717880606847963 0.00019367  
a 1.063452707290546 0.00013858 au
q .5617284168879427 0.00013276 au
i .6414290220573734 0.00065092 deg
node 30.1635820688699 0.0024934 deg
peri 296.7778997838583 0.00081592 deg
M 155.6661523963894 0.018788 deg
tp 2459027.292222556555
(2020-Jun-26.79222256)
0.012952 TDB
period 400.5674895905393
1.10
0.078297
0.0002144
d
yr
n .8987249573548581 0.00017567 deg/d
Q 1.565176997693149 0.00020396 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .42603  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:25:18  

Additional Information
 Earth MOID = .000932253 au 
 Jupiter MOID = 3.78669 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 27.2   .53316 E2020-HJ5 autocmod 2.8

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