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(2018 LA)
Classification: Apollo [NEO]          SPK-ID: 3825058
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 2458271.5 (2018-Jun-02.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .431805384263455 0.00015498  
a 1.376304490962933 0.00027713 au
q .7820088013791648 5.5971e-05 au
i 4.296820839591492 0.0012844 deg
node 71.86962941840413 2.862e-05 deg
peri 256.0482322081762 0.00077352 deg
M 326.7251660281628 0.013834 deg
tp 2458326.010932799894
(2018-Jul-26.51093280)
0.0062002 TDB
period 589.7530795967589
1.61
0.17813
0.0004877
d
yr
n .6104249599614612 0.00018437 deg/d
Q 1.970600180546701 0.0003968 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   first obs. used      2018-06-02  
   last obs. used      2018-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .63722  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2018-Jul-24 08:33:26  

Additional Information
 Earth MOID = 2.45866E-5 au 
 Jupiter MOID = 3.38843 au 
 T_jup = 4.706 
 not valid after 2018-Jun-02.69791666 
 14 optical obs and 1 fireball report 
[ 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 30.5   n/a E2018O23  

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