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JPL Small-Body Database Browser
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392718 (2012 KN)
Classification: Jupiter Trojan          SPK-ID: 2392718
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05239226155465097 2.7763e-07  
a 5.354091648850027 8.0273e-07 au
q 5.073578678795903 1.4421e-06 au
i 30.47127439031612 1.9851e-05 deg
node 348.7294614934004 2.0671e-05 deg
peri 74.56755358770052 0.00022159 deg
M 254.1646246373864 0.00025011 deg
tp 2459930.818044728143
(2022-Dec-17.31804473)
0.0033595 TDB
period 4525.08903059372
12.39
0.0010177
2.786e-06
d
yr
n .07955644575522655 1.7892e-08 deg/d
Q 5.63460461890415 8.4479e-07 au
  Orbit Determination Parameters
   # obs. used (total)      61  
   data-arc span      4744 days (12.99 yr)  
   first obs. used      2002-04-05  
   last obs. used      2015-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53168  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 11:45:27  

Additional Information
 Earth MOID = 4.18736 au 
 Jupiter MOID = .0274851 au 
 T_jup = 2.718 
[ 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 13.3   n/a MPO294781  

392718 (2012 KN)          Discovered 2010-Jan-15 by WISE at WISE
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 KN = 2010 AL131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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