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305993 (2009 KJ3)
Classification: Main-belt Asteroid          SPK-ID: 2305993
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1915316895251235 5.7434e-08  
a 2.617803414140576 3.1089e-08 au
q 2.116411103385595 1.5581e-07 au
i 12.00045292084024 5.336e-06 deg
node 228.1286638500383 3.1863e-05 deg
peri 323.927148330992 3.4999e-05 deg
M 251.4993065341516 1.9055e-05 deg
tp 2459466.766254153752
(2021-Sep-09.26625415)
8.7e-05 TDB
period 1547.048651335902
4.24
2.7559e-05
7.545e-08
d
yr
n .232701149824302 4.1453e-09 deg/d
Q 3.119195724895557 3.7043e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      7234 days (19.81 yr)  
   first obs. used      2000-02-05  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:14:33  

Additional Information
 Earth MOID = 1.12657 au 
 Jupiter MOID = 1.9029 au 
 T_jup = 3.350 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO503303  

305993 (2009 KJ3)          Discovered 2009-May-24 by La Sagra at La Sagra
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 KJ3 = 2010 LE114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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