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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2189924820962068 4.6438e-08  
a 2.75687213401006 1.9348e-08 au
q 2.15313786256133 1.2958e-07 au
i 8.557719437479012 6.7025e-06 deg
node 343.2950266454963 3.6124e-05 deg
peri 64.24135592106356 3.965e-05 deg
M 283.8639120052964 1.7162e-05 deg
tp 2459354.099318896046
(2021-May-19.59931890)
8.1574e-05 TDB
period 1671.950295258563
4.58
1.7601e-05
4.819e-08
d
yr
n .2153174056794116 2.2667e-09 deg/d
Q 3.360606405458789 2.3585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      8396 days (22.99 yr)  
   first obs. used      1997-08-03  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:00:28  

Additional Information
 Earth MOID = 1.17848 au 
 Jupiter MOID = 2.14352 au 
 T_jup = 3.292 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457174.5 (2015-Jun-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225280493352282 4.6899e-08  
q 2.140676936539375 1.3148e-07 au
tp 2457680.497514859944
(2016-Oct-18.99751486)
7.099e-05 TDB
node 343.6781679198606 3.6156e-05 deg
peri 63.464912405933 3.9451e-05 deg
i 8.562615316639603 6.7002e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      8396 days (22.99 yr)  
   first obs. used      1997-08-03  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 13:00:28  

Additional Information
 Jupiter MOID = 2.14352 au 
 T_jup = 3.292 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.199556808410512E-15 -6.128158822728392E-15 -4.768762747295531E-13 2.052132591963434E-15 -4.409982494434725E-14 -3.456832177604903E-15
q -6.128158822728392E-15 1.728636318779928E-14 1.707007734225689E-12 -4.484875843064723E-15 1.835030503916281E-13 1.090076956253384E-14
tp -4.768762747295531E-13 1.707007734225689E-12 5.0396161826457E-9 2.143007830403843E-11 1.137707423274111E-9 4.583656367001997E-12
node 2.052132591963434E-15 -4.484875843064723E-15 2.143007830403843E-11 1.307256168280526E-9 -1.286398921798707E-9 -3.628804003549087E-11
peri -4.409982494434725E-14 1.835030503916281E-13 1.137707423274111E-9 -1.286398921798707E-9 1.556379898487476E-9 3.671189273828992E-11
i -3.456832177604903E-15 1.090076956253384E-14 4.583656367001997E-12 -3.628804003549087E-11 3.671189273828992E-11 4.489206410013557E-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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