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13060 (1991 EJ)
Classification: Jupiter Trojan          SPK-ID: 2013060
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222321127306646 1.3664e-07  
a 5.170641521132763 2.2512e-07 AU
q 4.538623083831808 6.9841e-07 AU
i 22.90969610831056 1.5848e-05 deg
node 280.5086680588449 2.6398e-05 deg
peri 96.0594858346098 7.6668e-05 deg
M 159.2208200585821 6.5434e-05 deg
tp 2455101.117525444942
(2009-Sep-26.61752544)
0.0007914 JED
period 4294.524363008796
11.76
0.00028047
7.679e-07
d
yr
n .08382767672734301 5.4746e-09 deg/d
Q 5.802659958433719 2.5264e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      22360 days (61.22 yr)  
   first obs. used      1953-01-09  
   last obs. used      2014-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51723  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:21:43  

Additional Information
 Earth MOID = 3.63883 AU 
 T_jup = 2.829 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.7 mag n/a MPO259437  

13060 (1991 EJ)          Discovered 1991-Mar-10 by McNaught, R. H. at Siding Spring (413)
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 EJ = 1997 WT29 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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