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134621 (1999 TC271)
Classification: Main-belt Asteroid          SPK-ID: 2134621
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2525306884477204 3.8185e-08  
a 2.337877498212155 9.4911e-09 au
q 1.747491684082205 8.8328e-08 au
i 4.134216741035022 4.7345e-06 deg
node 306.3402310581616 5.4675e-05 deg
peri 28.78451352645328 5.5484e-05 deg
M 306.5360649630449 1.0541e-05 deg
tp 2459194.405207646901
(2020-Dec-10.90520765)
3.9026e-05 TDB
period 1305.662867961988
3.57
7.9509e-06
2.177e-08
d
yr
n .2757220174009581 1.679e-09 deg/d
Q 2.928263312342105 1.1888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      7103 days (19.45 yr)  
   first obs. used      1999-09-18  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5729  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:18:26  

Additional Information
 Earth MOID = .738908 au 
 Jupiter MOID = 2.45907 au 
 T_jup = 3.519 
[ 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 16.4   n/a MPO280685  

134621 (1999 TC271)          Discovered 1999-Oct-03 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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