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172269 Tator (2002 TJ69)
Classification: Main-belt Asteroid          SPK-ID: 2172269
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2189924396307119 5.332e-08  
a 2.756872143346178 2.5611e-08 au
q 2.153137986924849 1.4275e-07 au
i 8.557719705181432 8.3895e-06 deg
node 343.2950171313162 4.0185e-05 deg
peri 64.24135481592897 4.5639e-05 deg
M 283.8639145220025 1.9768e-05 deg
tp 2459354.099309003883
(2021-May-19.59930900)
9.3535e-05 TDB
period 1671.950303751625
4.58
2.3299e-05
6.379e-08
d
yr
n .2153174045856565 3.0005e-09 deg/d
Q 3.360606299767507 3.122e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      7568 days (20.72 yr)  
   first obs. used      1997-08-03  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59921  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:52:41  

Additional Information
 Earth MOID = 1.17848 au 
 Jupiter MOID = 2.14352 au 
 T_jup = 3.292 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456542.5 (2013-Sep-07.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2231388607822714 5.4029e-08  
q 2.137884779551718 1.4568e-07 au
tp 2456012.439111342008
(2012-Mar-25.93911134)
8.1363e-05 TDB
node 343.6962638809412 4.0217e-05 deg
peri 63.45696445490967 4.526e-05 deg
i 8.564106550212498 8.3908e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      7568 days (20.72 yr)  
   first obs. used      1997-08-03  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59921  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:52:41  

Additional Information
 Jupiter MOID = 2.14352 au 
 T_jup = 3.292 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.919092094648008E-15 -7.808894448640014E-15 -9.293414384172316E-13 1.298024741257058E-14 -2.159617747495118E-13 -9.657450529569542E-15
q -7.808894448640014E-15 2.122308770836913E-14 2.46132789336067E-12 -3.421904962616478E-14 5.870823396949216E-13 2.735540402861034E-14
tp -9.293414384172316E-13 2.46132789336067E-12 6.620017930406E-9 -2.906899697039226E-12 1.712943780761239E-9 1.644579873208625E-12
node 1.298024741257058E-14 -3.421904962616478E-14 -2.906899697039226E-12 1.617403116216186E-9 -1.598828563749054E-9 -2.598884703432203E-11
peri -2.159617747495118E-13 5.870823396949216E-13 1.712943780761239E-9 -1.598828563749054E-9 2.048494919043409E-9 2.619904046173791E-11
i -9.657450529569542E-15 2.735540402861034E-14 1.644579873208625E-12 -2.598884703432203E-11 2.619904046173791E-11 7.040548938824939E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO433105  

172269 Tator           Discovered 2002 Oct. 9 by A. Martin and A. Boeker at Turtle Star Observatory.
Michael Tator (1956-2009) was a German amateur astronomer and co-founder of Turtle Star Observatory in Muelheim-Ruhr. In 1995 he started astrometric work at the observatory that led to the discovery of this minor planet.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100130/MPCPages.arcLast Updated: 2013-03-29

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