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(2020 HL6)
Classification: Apollo [NEO]          SPK-ID: 54016758
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2325612294141409 5.2611e-05  
a 1.260479714462508 7.8079e-05 au
q .9673410024155217 6.3948e-06 au
i .2390872113571946 2.6803e-05 deg
node 96.33693851976059 0.019289 deg
peri 169.8186759829628 0.019809 deg
M 352.2110659466882 0.0017234 deg
tp 2459011.683500050157
(2020-Jun-11.18350005)
0.0014356 TDB
period 516.8948652665417
1.42
0.048028
0.0001315
d
yr
n .6964665818732066 6.4713e-05 deg/d
Q 1.553618426509494 9.6237e-05 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      18 days  
   first obs. used      2020-04-19  
   last obs. used      2020-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .43357  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-18 06:40:56  

Additional Information
 Earth MOID = .00221223 au 
 Jupiter MOID = 3.51545 au 
 T_jup = 5.085 
[ 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 27.837   .36897 11 autocmod 2.8

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