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308311 (2005 LJ13)
Classification: Main-belt Asteroid          SPK-ID: 2308311
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573198506991876 6.1805e-08  
a 2.740452729440971 3.5575e-08 au
q 2.309325115197136 1.7154e-07 au
i 13.24174007557981 7.7176e-06 deg
node 82.5327782196885 2.947e-05 deg
peri 275.1405387247031 3.7352e-05 deg
M 10.48193195716697 2.7465e-05 deg
tp 2458952.252953220828
(2020-Apr-12.75295322)
0.00012596 TDB
period 1657.035831894134
4.54
3.2266e-05
8.834e-08
d
yr
n .2172554105776272 4.2304e-09 deg/d
Q 3.171580343684806 4.1171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      222  
   data-arc span      6139 days (16.81 yr)  
   first obs. used      2001-07-19  
   last obs. used      2018-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:29:09  

Additional Information
 Earth MOID = 1.35167 au 
 Jupiter MOID = 2.40278 au 
 T_jup = 3.294 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO450234  

308311 (2005 LJ13)          Discovered 2005-Jun-04 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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