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(2019 JK)
Classification: Apollo [NEO]          SPK-ID: 3841682
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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2019-Apr-30 05:16 < 00:01 Moon 0.00217581324063478 0.0021746679874633 0.00217696508467077 18.6831083310166 18.6823021039121 2458603.719342463 0.353289753874671 197.495636599164 2.41403655334803 -73.1617939468113 131431.484256586 T 7 CATAB v2.0e-lin.ifort 2019-May-28 06:25:09 2019-May-28 06:25
2019-Apr-30 08:12 < 00:01 Earth 0.00178288122509403 0.00177904652293967 0.00178671578032479 17.907728653919 17.8240788446211 2458603.841737132 0.216706491530786 189.498232533444 2.15311544769111 0.357973932023151 1078.56252986655 T 7 CATAB v2.0e-lin.ifort 2019-May-28 06:25:09 2019-May-28 06:25
2021-Nov-15 06:08 4_10:13 Earth 0.363210413817426 0.277848027116588 0.451864790985324 27.5659906752024 27.5657245521131 2459533.755619522 6372.68147177721 4669558.39706758 78.8603969408867 21.0350287639057 237940.692868629 T 7 CATAB v2.0e-lin.ifort 2019-May-28 06:25:09 2019-May-28 06:25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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