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(2018 CA)
Classification: Apollo [NEO]          SPK-ID: 3798989
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3862951064060771 2.7015e-05  
a 1.63606470879752 7.3523e-05 au
q 1.004060918025355 9.258e-07 au
i 9.690226861692201 0.00052221 deg
node 128.9824742350046 7.2873e-05 deg
peri 32.80612764265783 0.00020219 deg
M 27.35568378205328 0.026155 deg
tp 2458942.417645124268
(2020-Apr-02.91764512)
0.051618 TDB
period 764.362094614553
2.09
0.051524
0.0001411
d
yr
n .4709809690151344 3.1748e-05 deg/d
Q 2.268068499569686 0.00010192 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      105 days  
   first obs. used      2018-02-03  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .3713  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Jun-29 06:21:18  

Additional Information
 Earth MOID = .0496474 au 
 Jupiter MOID = 2.72764 au 
 T_jup = 4.200 
[ 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 MPO435629  

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