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(2018 LN4)
Classification: Apollo [NEO]          SPK-ID: 3825179
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .296460924592069 0.00057534  
a 1.306607328712859 0.0010866 au
q .9192493119638712 1.277e-05 au
i 24.06848126045542 0.030141 deg
node 262.2910697531466 0.0003171 deg
peri 66.35624121571304 0.04438 deg
M 207.379513082703 0.67517 deg
tp 2459431.773778358950
(2021-Aug-05.27377836)
1.3116 TDB
period 545.5267630900602
1.49
0.68051
0.001863
d
yr
n .6599126282289622 0.0008232 deg/d
Q 1.693965345461846 0.0014087 au
  Orbit Determination Parameters
   # obs. used (total)      70  
   data-arc span      11 days  
   first obs. used      2018-06-12  
   last obs. used      2018-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .45219  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:30:16  

Additional Information
 Earth MOID = .0408485 au 
 Jupiter MOID = 3.69132 au 
 T_jup = 4.856 
[ 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 23.7   n/a E2018M96  

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