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(2016 KX4)
Classification: Centaur          SPK-ID: 3779459
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6766738461746183 4.9366e-06  
a 7.040215486114913 0.00010852 au
q 2.276285795227424 1.0982e-06 au
i 37.55615808739429 3.468e-05 deg
node 84.08628591314557 2.6551e-05 deg
peri 252.7061821932253 0.0001071 deg
M 58.68812579623716 0.0013493 deg
tp 2457888.191912564363
(2017-May-14.69191256)
0.00048778 TDB
period 6823.031167618296
18.68
0.15776
0.0004319
d
yr
n .05276247332835571 1.22e-06 deg/d
Q 11.8041451770024 0.00018195 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      598 days (1.64 yr)  
   first obs. used      2016-05-30  
   last obs. used      2018-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .56355  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jan-22 06:16:10  

Additional Information
 Earth MOID = 1.52728 au 
 Jupiter MOID = .234765 au 
 T_jup = 2.097 
[ 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 14.8   n/a MPO435117  

[ show close-approach data ]
Alternate Designations
 2016 KX4 = 2017 PD = 2017 SL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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