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266656 (2008 TG142)
Classification: Jupiter Trojan          SPK-ID: 2266656
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01431546965393863 9.9265e-08  
a 5.236176827405319 3.0133e-07 au
q 5.161218496929942 5.1268e-07 au
i 6.851816596622074 1.09e-05 deg
node 33.84388956492794 6.3187e-05 deg
peri 196.0983528060457 0.00041907 deg
M 135.3104417256174 0.00040026 deg
tp 2457355.565177516836
(2015-Nov-29.06517752)
0.0049531 TDB
period 4376.428962479888
11.98
0.00037778
1.034e-06
d
yr
n .08225884690151745 7.1007e-09 deg/d
Q 5.311135157880697 3.0564e-07 au
  Orbit Determination Parameters
   # obs. used (total)      194  
   data-arc span      5971 days (16.35 yr)  
   first obs. used      2002-03-09  
   last obs. used      2018-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:18:26  

Additional Information
 Earth MOID = 4.1515 au 
 Jupiter MOID = .2892 au 
 T_jup = 2.985 
[ 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 13.4   n/a MPO454982  

266656 (2008 TG142)          Discovered 2008-Oct-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2008 TG142 = 2002 EV37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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