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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222321374853888 1.3569e-07  
a 5.170641562618987 2.2371e-07 AU
q 4.538622992249277 6.9576e-07 AU
i 22.90969999159287 1.5661e-05 deg
node 280.5086686653636 2.6395e-05 deg
peri 96.05946405959465 7.5402e-05 deg
M 159.2208355788391 6.4616e-05 deg
tp 2455101.117317440846
(2009-Sep-26.61731744)
0.00077949 JED
period 4294.524414693949
11.76
0.00027871
7.631e-07
d
yr
n .08382767571846615 5.4404e-09 deg/d
Q 5.802660132988696 2.5106e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      22708 days (62.17 yr)  
   first obs. used      1953-01-09  
   last obs. used      2015-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52216  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:45:48  

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
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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