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(2020 HN5)
Classification: Amor [NEO]          SPK-ID: 54016733
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4849291239623052 2.5045e-05  
a 1.985879243445658 9.7823e-05 au
q 1.02286856162663 6.5047e-07 au
i 5.729160328723519 0.0002176 deg
node 212.3693712900985 7.713e-05 deg
peri 11.7867747653601 0.00014903 deg
M 9.294776926957615 0.0007091 deg
tp 2458974.108495291300
(2020-May-04.60849529)		 6.9371e-05 TDB
period 1022.180711790546
2.80		 0.075528
0.0002068		 d
yr
n .352188214713415 2.6023e-05 deg/d
Q 2.948889925264687 0.00014526 au
   Orbit Determination Parameters
   # obs. used (total)      103  
   # delay obs. used      0  
   # Doppler obs. used      2  
   data-arc span      20 days  
   first obs. used      2020-04-23  
   last obs. used      2020-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .56383  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-22 06:33:37  

Additional Information
 Earth MOID = .0203481 au 
 Jupiter MOID = 2.03631 au 
 T_jup = 3.695 
[ 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 24.977   .47632 15 autocmod 2.8

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