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(2018 JP)
Classification: Apollo [NEO]          SPK-ID: 3819747
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2499435656674924 0.0001192  
a 1.309129571360533 0.00019836 au
q .9819210583739255 7.3544e-06 au
i 9.757583505075877 0.0035097 deg
node 47.64927098337926 6.7284e-05 deg
peri 213.706499579796 0.0016153 deg
M 247.3419687840167 0.13604 deg
tp 2459371.711145531883
(2021-Jun-06.21114553)
0.24567 TDB
period 547.1071323207474
1.50
0.12435
0.0003405
d
yr
n .6580064099565535 0.00014955 deg/d
Q 1.636338084347141 0.00024794 au
  Orbit Determination Parameters
   # obs. used (total)      63  
   data-arc span      2 days  
   first obs. used      2018-05-07  
   last obs. used      2018-05-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .55045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:28:33  

Additional Information
 Earth MOID = .00437118 au 
 Jupiter MOID = 3.42551 au 
 T_jup = 4.932 
[ 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 27.4   n/a MPO448885  

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