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(2016 HK19)
Classification: Amor [NEO]          SPK-ID: 3752573
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5669822678894444 0.00010765  
a 2.73878028273716 0.00073672 au
q 1.185940426779951 2.4199e-05 au
i 19.82264368088519 0.002151 deg
node 67.33383144340443 0.0001417 deg
peri 177.0075311681787 0.0006208 deg
M 1.835145057706082 0.14692 deg
tp 2459192.060783791529
(2020-Dec-08.56078379)
0.67225 TDB
period 1655.519176694967
4.53
0.66799
0.001829
d
yr
n .2174544427317925 8.7742e-05 deg/d
Q 4.291620138694369 0.0011544 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      39 days  
   first obs. used      2016-04-30  
   last obs. used      2016-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .61248  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 17:04:43  

Additional Information
 Earth MOID = .171442 au 
 Jupiter MOID = .74994 au 
 T_jup = 3.024 
[ 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 21.7   n/a MPO386978  

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