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146617 (2001 TJ222)
Classification: Main-belt Asteroid          SPK-ID: 2146617
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03514806348340218 4.198e-08  
a 2.807496216551392 2.1369e-08 au
q 2.708818161302633 1.1989e-07 au
i 5.795836124108057 4.7261e-06 deg
node 1.143562783501963 4.6832e-05 deg
peri 22.04595177885336 8.5986e-05 deg
M 83.07210623166404 7.09e-05 deg
tp 2459000.012118853950
(2020-May-30.51211885)
0.00033947 TDB
period 1718.213774603593
4.70
1.9617e-05
5.371e-08
d
yr
n .2095199126680585 2.3921e-09 deg/d
Q 2.906174271800152 2.212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7032 days (19.25 yr)  
   first obs. used      2001-10-14  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5156  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:01:56  

Additional Information
 Earth MOID = 1.71059 au 
 Jupiter MOID = 2.24342 au 
 T_jup = 3.314 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457581.5 (2016-Jul-12.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03617163455288867 4.2336e-08  
q 2.704805674507846 1.2055e-07 au
tp 2457261.994834551308
(2015-Aug-27.49483455)
0.00033145 TDB
node 1.28870052408777 4.6703e-05 deg
peri 17.75124372757486 8.3753e-05 deg
i 5.806060389439349 4.732e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7032 days (19.25 yr)  
   first obs. used      2001-10-14  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5156  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:01:56  

Additional Information
 Jupiter MOID = 2.24342 au 
 T_jup = 3.314 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.79230488801173E-15 -5.029274228104347E-15 -4.78161373841076E-13 4.787172623868504E-15 -7.699829379619075E-14 -1.593826115981105E-15
q -5.029274228104347E-15 1.453267941912809E-14 -5.616615814969208E-13 -1.856835689296214E-14 -1.684044129721856E-13 5.145472769267224E-15
tp -4.78161373841076E-13 -5.616615814969208E-13 1.098564138736232E-7 9.795003823501599E-11 2.307037225836079E-8 4.373642795554216E-12
node 4.787172623868504E-15 -1.856835689296214E-14 9.795003823501599E-11 2.181151511016321E-9 -2.148564129878059E-9 -1.180752371955081E-11
peri -7.699829379619075E-14 -1.684044129721856E-13 2.307037225836079E-8 -2.148564129878059E-9 7.014603602385504E-9 1.261982393425871E-11
i -1.593826115981105E-15 5.145472769267224E-15 4.373642795554216E-12 -1.180752371955081E-11 1.261982393425871E-11 2.239139446080412E-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 15.77   n/a MPCxxxxx  

146617 (2001 TJ222)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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