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(2020 HK6)
Classification: Apollo [NEO]          SPK-ID: 54016757
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 2458961.5 (2020-Apr-22.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5298031974862785 0.00066762  
a 1.571131755429776 0.0017558 au
q .7387411277308509 0.00022335 au
i 2.187195096396597 0.0026011 deg
node 209.1151472865515 0.0001041 deg
peri 86.66584848892043 8.1601e-05 deg
M 331.2245557566072 0.059317 deg
tp 2459018.995899550181
(2020-Jun-18.49589955)
0.02214 TDB
period 719.3120517268062
1.97
1.2058
0.003301
d
yr
n .5004781987675184 0.00083895 deg/d
Q 2.4035223831287 0.002686 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      9 days  
   first obs. used      2020-04-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .56799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Apr-28 07:12:15  

Additional Information
 Earth MOID = .00661417 au 
 Jupiter MOID = 2.83445 au 
 T_jup = 4.243 
[ 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 27.458   .33996 2 autocmod 2.8

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