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(2019 KH4)
Classification: Mars-crossing Asteroid          SPK-ID: 3842656
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5024647936537379 0.0010433  
a 2.924687889865979 0.0068904 au
q 1.455135192782884 0.000377 au
i 38.37441370950196 0.026705 deg
node 242.9377069586641 0.0093928 deg
peri 336.6852734439381 0.015156 deg
M 76.54453052707527 0.27325 deg
tp 2458612.055139131188
(2019-May-08.55513913)
0.021305 TDB
period 1826.912373096447
5.00
6.4562
0.01768
d
yr
n .1970537861046031 0.00069637 deg/d
Q 4.394240586949074 0.010353 au
  Orbit Determination Parameters
   # obs. used (total)      19  
   data-arc span      10 days  
   first obs. used      2019-05-25  
   last obs. used      2019-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .53473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-23 02:49:28  

Additional Information
 Earth MOID = .472376 au 
 Jupiter MOID = .90095 au 
 T_jup = 2.795 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.5   .65167 MPO473667 autocmod 2.6q
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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