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390680 (2002 TA291)
Classification: Main-belt Asteroid          SPK-ID: 2390680
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3549821602397131 7.7158e-08  
a 3.001215828378831 2.7062e-08 au
q 1.935837750275293 2.1965e-07 au
i 17.56907306733034 7.9202e-06 deg
node 25.62374169744261 3.2855e-05 deg
peri 56.51072600652699 3.7981e-05 deg
M 120.3375380245595 1.7868e-05 deg
tp 2458365.691270130267
(2018-Sep-04.19127013)
8.8855e-05 TDB
period 1899.084412932424
5.20
2.5686e-05
7.032e-08
d
yr
n .1895650333120869 2.5639e-09 deg/d
Q 4.066593906482368 3.6668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6427 days (17.60 yr)  
   first obs. used      2002-10-10  
   last obs. used      2020-05-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:39:07  

Additional Information
 Earth MOID = 1.00545 au 
 Jupiter MOID = 1.68089 au 
 T_jup = 3.088 
[ 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 16.6   n/a MPO472015  

390680 (2002 TA291)          Discovered 2002-Oct-10 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

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