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(2020 CK)
Classification: Apollo [NEO]          SPK-ID: 3989405
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458881.5 (2020-Feb-02.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7120435694250593 0.0012282  
a 1.843976928490733 0.0060791 au
q .5309850143907341 0.00051838 au
i 5.106023982028097 0.0099976 deg
node 313.7417174385855 0.0002902 deg
peri 276.2344229094008 0.011339 deg
M 341.071923600766 0.11077 deg
tp 2458929.587879947342
(2020-Mar-21.08787995)
0.043627 TDB
period 914.6009565844591
2.50
4.5228
0.01238
d
yr
n .3936142832655737 0.0019465 deg/d
Q 3.156968842590731 0.010408 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   first obs. used      2020-02-02  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .593  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-03 05:40:40  

Additional Information
 Earth MOID = 5.96931E-5 au 
 Jupiter MOID = 1.89067 au 
 T_jup = 3.654 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.508555722538688E-6 -6.328320919622561E-7 -5.356865318116027E-5 -3.111305604362302E-7 9.870866339520376E-6 1.226735468237159E-5
q -6.328320919622561E-7 2.687163724544049E-7 2.241294655906832E-5 1.226492892868825E-7 -4.596551450243239E-6 -5.170160433893012E-6
tp -5.356865318116027E-5 2.241294655906832E-5 .001903284440873097 1.119105699806501E-5 -.0003422504362198113 -.0004351760748151292
node -3.111305604362302E-7 1.226492892868825E-7 1.119105699806501E-5 8.42152278050571E-8 -9.318964871866745E-7 -2.475325749621595E-6
peri 9.870866339520376E-6 -4.596551450243239E-6 -.0003422504362198113 -9.318964871866745E-7 .0001285775836634177 8.365043444806125E-5
i 1.226735468237159E-5 -5.170160433893012E-6 -.0004351760748151292 -2.475325749621595E-6 8.365043444806125E-5 9.995159111700879E-5

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 28.372   .47023 2 autocmod 2.8

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