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(2020 HF6)
Classification: Amor [NEO]          SPK-ID: 54016750
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 .6020651835311965 0.0035202  
a 2.624260210220778 0.023687 au
q 1.044284505120589 0.00018819 au
i 8.085806734540844 0.031822 deg
node 211.3492782418526 0.0010136 deg
peri 3.782751433310753 0.011369 deg
M 359.3597939625374 0.007009 deg
tp 2458964.261379109140
(2020-Apr-24.76137911)
0.0071875 TDB
period 1552.775858269505
4.25
21.024
0.05756
d
yr
n .2318428626274516 0.003139 deg/d
Q 4.204235915320967 0.037949 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      10 days  
   first obs. used      2020-04-16  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .53754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-22 06:33:37  

Additional Information
 Earth MOID = .0391357 au 
 Jupiter MOID = .769318 au 
 T_jup = 3.106 
[ 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 26.393   .47625 2 autocmod 2.8

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