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JPL Small-Body Database Browser
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46806 (1998 KJ39)
Classification: Main-belt Asteroid          SPK-ID: 2046806
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2083685253022416 3.4701e-08  
a 2.361178226303454 1.042e-08 au
q 1.869183001312841 8.4281e-08 au
i 6.568241643605433 5.4558e-06 deg
node 66.38856538763902 3.66e-05 deg
peri 233.0712846097099 3.9633e-05 deg
M 348.8178850202546 1.8202e-05 deg
tp 2459041.663570129667
(2020-Jul-11.16357013)
6.7138e-05 TDB
period 1325.230984793337
3.63
8.7723e-06
2.402e-08
d
yr
n .2716507568347719 1.7982e-09 deg/d
Q 2.853173451294067 1.2591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      797  
   data-arc span      8957 days (24.52 yr)  
   first obs. used      1995-10-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:35:18  

Additional Information
 Earth MOID = .862259 au 
 Jupiter MOID = 2.37904 au 
 T_jup = 3.513 
[ 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 15.7   n/a MPO385115  

46806 (1998 KJ39)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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