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(2018 CB)
Classification: Apollo [NEO]          SPK-ID: 3798991
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3197657055129215 8.9088e-07  
a 1.408136318164353 2.3578e-06 au
q .9578626149281609 3.5442e-07 au
i 5.303379180103087 5.1116e-06 deg
node 320.7539363483741 3.4438e-06 deg
peri 208.1069255876737 0.00021017 deg
M 240.0759246579179 0.001403 deg
tp 2459403.814968900678
(2021-Jul-08.31496890)
0.0028892 TDB
period 610.3310665140498
1.67
0.0015329
4.197e-06
d
yr
n .5898438073227472 1.4815e-06 deg/d
Q 1.858410021400545 3.1118e-06 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   # delay obs. used      0  
   # Doppler obs. used      4  
   data-arc span      5 days  
   first obs. used      2018-02-04  
   last obs. used      2018-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .24497  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-03 14:23:36  

Additional Information
 Earth MOID = .000491721 au 
 Jupiter MOID = 3.11796 au 
 T_jup = 4.677 
[ 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 25.9   n/a MPO435629  

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