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129473 (1993 TK)
Classification: Main-belt Asteroid          SPK-ID: 2129473
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2491514824066889 5.6468e-08  
a 2.351273185737872 1.3262e-08 au
q 1.765449985968183 1.361e-07 au
i 5.3355568693422 5.7783e-06 deg
node 349.1936799079651 5.893e-05 deg
peri 351.8888423260427 6.0213e-05 deg
M 155.6172569519566 1.4312e-05 deg
tp 2458431.243080144550
(2018-Nov-08.74308014)
4.886e-05 TDB
period 1316.900806259748
3.61
1.1141e-05
3.05e-08
d
yr
n .2733691089630884 2.3128e-09 deg/d
Q 2.937096385507561 1.6566e-08 au
  Orbit Determination Parameters
   # obs. used (total)      261  
   data-arc span      9636 days (26.38 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:04:37  

Additional Information
 Earth MOID = .757423 au 
 Jupiter MOID = 2.46849 au 
 T_jup = 3.509 
[ show covariance matrix ]

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 16.7   n/a MPO453773  

129473 (1993 TK)          Discovered 1993-Oct-10 by Vagnozzi, A. at Stroncone
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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