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(2019 JK)
Classification: Apollo [NEO]          SPK-ID: 3841682
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6330043026187894 0.00048571  
a 1.984308421204477 0.002326 au
q .7282326528593462 0.00011018 au
i 13.55344740640804 0.0085332 deg
node 219.7203478088294 0.00027937 deg
peri 286.4687572079106 0.003769 deg
M 155.944033433565 0.27932 deg
tp 2458558.239194853747
(2019-Mar-15.73919485)
0.014555 TDB
period 1020.968140602053
2.80
1.7951
0.004915
d
yr
n .3526064973856209 0.00061998 deg/d
Q 3.240384189549609 0.0037983 au
  Orbit Determination Parameters
   # obs. used (total)      46  
   data-arc span      9 days  
   first obs. used      2019-05-01  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .33841  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-28 06:25:04  

Additional Information
 Earth MOID = .000365589 au 
 Jupiter MOID = 2.02768 au 
 T_jup = 3.552 
[ 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 28.0   .49603 MPO467587 autocmod 2.6q

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