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129012 (2004 TM307)
Classification: Main-belt Asteroid          SPK-ID: 2129012
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09729598306625072 4.1728e-08  
a 2.352981856773127 1.4827e-08 au
q 2.124046173881334 9.69e-08 au
i 6.339307172873386 5.9345e-06 deg
node 313.0298964015336 4.0467e-05 deg
peri 316.5006695361396 5.1425e-05 deg
M 222.830543952123 3.1341e-05 deg
tp 2459502.820856099490
(2021-Oct-15.32085610)
0.00011463 TDB
period 1318.336555426001
3.61
1.2461e-05
3.412e-08
d
yr
n .2730713932783812 2.581e-09 deg/d
Q 2.58191753966492 1.6269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      6597 days (18.06 yr)  
   first obs. used      2000-08-24  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56264  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 11:30:38  

Additional Information
 Earth MOID = 1.11299 au 
 Jupiter MOID = 2.51823 au 
 T_jup = 3.542 
[ 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 16.2   n/a MPO453769  

129012 (2004 TM307)          Discovered 2004-Oct-10 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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