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JPL Small-Body Database Browser
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(2018 CJ)
Classification: Apollo [NEO]          SPK-ID: 3798997
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5781837230140362 8.2725e-05  
a 1.847210263113295 0.00031938 au
q .7791833559967127 1.8132e-05 au
i 2.909263129160679 0.00041875 deg
node 309.0236771305774 0.00041867 deg
peri 268.8857907206589 0.00038662 deg
M 309.0955151814077 0.079335 deg
tp 2459130.166106938501
(2020-Oct-07.66610694)
0.23571 TDB
period 917.0075812418635
2.51
0.23782
0.0006511
d
yr
n .392581269080096 0.00010181 deg/d
Q 2.915237170229878 0.00050404 au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      32 days  
   first obs. used      2018-01-14  
   last obs. used      2018-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .53076  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Mar-08 06:27:36  

Additional Information
 Earth MOID = .0196065 au 
 Jupiter MOID = 2.07738 au 
 T_jup = 3.788 
[ 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 23.5   n/a MPO435631  

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