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(2018 LN4)
Classification: Apollo [NEO]          SPK-ID: 3825179
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2962065027957089 5.428e-07  
a 1.306126709662475 4.6755e-09 au
q .9192434847852871 7.1065e-07 au
i 24.05513693246888 7.3031e-05 deg
node 262.2909286830207 4.5911e-06 deg
peri 66.37593664933249 0.00013936 deg
M 207.6782565939247 5.0619e-05 deg
tp 2459431.193731519193
(2021-Aug-04.69373152)
7.5912e-05 TDB
period 545.2257930471991
1.49
2.9276e-06
8.015e-09
d
yr
n .6602769065417922 3.5453e-09 deg/d
Q 1.693009934539663 6.0604e-09 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      1092 days (2.99 yr)  
   first obs. used      2018-06-12  
   last obs. used      2021-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43617  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-07 22:42:02  

Additional Information
 Earth MOID = .040823 au 
 Jupiter MOID = 3.69207 au 
 T_jup = 4.858 
[ 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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