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JPL Small-Body Database Browser
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(2012 LJ)
Classification: Apollo [NEO]          SPK-ID: 3605539
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6989194557362253 0.00039209  
a 2.325078017485234 0.0024935 au
q .7000357549601924 0.0001609 au
i .6875910905282602 0.00051435 deg
node 239.0610690628559 0.0064286 deg
peri 96.31729155081591 0.006521 deg
M 77.12972027130213 1.3031 deg
tp 2458723.056868573545
(2019-Aug-27.55686857)
4.2411 TDB
period 1294.955134832586
3.55
2.0831
0.005703
d
yr
n .2780019093453314 0.00044721 deg/d
Q 3.950120280010275 0.0042362 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      1 day  
   first obs. used      2012-06-09  
   last obs. used      2012-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .34875  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-19 05:25:40  

Additional Information
 Earth MOID = .00219248 au 
 Jupiter MOID = 1.45996 au 
 T_jup = 3.194 
[ 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 25.6   n/a MPO233481  

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