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216423 (2008 TZ135)
Classification: Jupiter Trojan          SPK-ID: 2216423
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04547881730782842 6.9792e-08  
a 5.185127697179671 1.3573e-07 au
q 4.949314221921876 4.1851e-07 au
i 7.865145494298273 7.4907e-06 deg
node 18.3897154977735 3.4583e-05 deg
peri 19.6904999349262 7.4717e-05 deg
M 29.33719720669052 6.1755e-05 deg
tp 2459045.057943939872
(2020-Jul-14.55794394)
0.00074695 TDB
period 4312.584439824829
11.81
0.00016933
4.636e-07
d
yr
n .08347662637641541 3.2777e-09 deg/d
Q 5.420941172437466 1.419e-07 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      8883 days (24.32 yr)  
   first obs. used      1996-10-06  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:45  

Additional Information
 Earth MOID = 3.95668 au 
 Jupiter MOID = .0234384 au 
 T_jup = 2.979 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457736.5 (2016-Dec-14.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04343437068542019 6.9918e-08  
q 4.944836217281149 4.1886e-07 au
tp 2459061.691707377261
(2020-Jul-31.19170738)
0.00078014 TDB
node 18.39342245621764 3.4573e-05 deg
peri 21.20068298386901 7.7443e-05 deg
i 7.872113227403561 7.4969e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      8883 days (24.32 yr)  
   first obs. used      1996-10-06  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49956  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:45  

Additional Information
 Jupiter MOID = .0234384 au 
 T_jup = 2.979 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.888505921499213E-15 -2.799390067198171E-14 -6.196145580106728E-14 4.797624927005607E-16 5.971257709683195E-14 -2.016333889850205E-15
q -2.799390067198171E-14 1.75447518237515E-13 -5.143637986966373E-11 -1.891219874152221E-15 -5.295651926431797E-12 1.685819999547493E-14
tp -6.196145580106728E-14 -5.143637986966373E-11 6.08611052871869E-7 -2.002045788419162E-12 5.403064742230821E-8 -1.762327827106256E-11
node 4.797624927005607E-16 -1.891219874152221E-15 -2.002045788419162E-12 1.195299779286926E-9 -1.184120804866081E-9 5.397743767402131E-11
peri 5.971257709683195E-14 -5.295651926431797E-12 5.403064742230821E-8 -1.184120804866081E-9 5.997485803394137E-9 -5.519091673292452E-11
i -2.016333889850205E-15 1.685819999547493E-14 -1.762327827106256E-11 5.397743767402131E-11 -5.519091673292452E-11 5.620410156630393E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.39   n/a MPCxxxxx  

216423 (2008 TZ135)          Discovered 2008-Oct-08 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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