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JPL Small-Body Database Browser
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266851 (2009 UK79)
Classification: Jupiter Trojan          SPK-ID: 2266851
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04551891551355617 1.1613e-07  
a 5.165622952602048 2.2091e-07 au
q 4.930489397847669 7.5233e-07 au
i 3.634792893726685 1.1844e-05 deg
node 324.9848882382521 0.00012593 deg
peri 57.25304951484151 0.00016633 deg
M 308.261407590551 0.00010982 deg
tp 2459216.803437392453
(2021-Jan-02.30343739)		 0.0013152 TDB
period 4288.2735522732
11.74		 0.00027509
7.532e-07		 d
yr
n .08394986831219411 5.3853e-09 deg/d
Q 5.400756507356427 2.3097e-07 au
   Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      7978 days (21.84 yr)  
   first obs. used      1997-11-21  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59756  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:06:36  

Additional Information
 Earth MOID = 3.93415 au 
 Jupiter MOID = .000176799 au 
 T_jup = 2.994 
[ 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 13.6   n/a MPO494442  

266851 (2009 UK79)          Discovered 2001-Feb-27 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2009 UK79 = 2010 VX106 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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