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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05295044841154516 2.7843e-07  
a 5.353792600409352 7.9558e-07 au
q 5.070306881515264 1.449e-06 au
i 30.47376377987347 1.9848e-05 deg
node 348.7277550333145 2.0674e-05 deg
peri 74.63080973207988 0.00021951 deg
M 285.9913814258141 0.00025324 deg
tp 2459930.687584693361
(2022-Dec-17.18758469)
0.0033346 TDB
period 4524.709918128528
12.39
0.0010086
2.761e-06
d
yr
n .07956311156161369 1.7735e-08 deg/d
Q 5.637278319303439 8.3771e-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 = 4.18558 au 
 Jupiter MOID = .0313316 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 13.1   n/a MPO476852  

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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