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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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7120435596468052 0.0012282  
a 1.843976876286043 0.0060791 au
q .5309850173889324 0.00051838 au
i 5.106023874553396 0.0099976 deg
node 313.7417175803799 0.0002902 deg
peri 276.2344227983055 0.011339 deg
M 341.0719226519633 0.11077 deg
tp 2458929.587880315712
(2020-Mar-21.08788032)
0.043627 TDB
period 914.6009177446629
2.50
4.5228
0.01238
d
yr
n .3936142999809501 0.0019465 deg/d
Q 3.156968735183154 0.010408 au
  Orbit Determination Parameters
   # obs. used (total)      18  
   first obs. used      2020-02-02  
   last obs. used      2020-02-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      8  
   norm. resid. RMS      .59301  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:19:19  

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 1.50855396142663E-6 -6.328312691070573E-7 -5.356859302611142E-5 -3.111308870926687E-7 9.870842568903072E-6 1.226733950756018E-5
q -6.328312691070573E-7 2.687159909052817E-7 2.24129183546019E-5 1.226494127492193E-7 -4.596540780454484E-6 -5.17015338128396E-6
tp -5.356859302611142E-5 2.24129183546019E-5 .001903282389138096 1.119106903020603E-5 -.0003422496098342039 -.0004351755553555104
node -3.111308870926687E-7 1.226494127492193E-7 1.119106903020603E-5 8.421542600222296E-8 -9.318966145314169E-7 -2.475328246515262E-6
peri 9.870842568903072E-6 -4.596540780454484E-6 -.0003422496098342039 -9.318966145314169E-7 .0001285773280259841 8.365023516486286E-5
i 1.226733950756018E-5 -5.17015338128396E-6 -.0004351755553555104 -2.475328246515262E-6 8.365023516486286E-5 9.995146078846564E-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 28.4   .47023 MPO530949 autocmod 2.8

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