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226857 (2004 TU13)
Classification: Main-belt Asteroid          SPK-ID: 2226857
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09625941870588353 6.8597e-08  
a 2.776625951330856 1.9414e-08 au
q 2.509349551292078 1.8744e-07 au
i 2.254267472894806 6.4894e-06 deg
node 178.1223456935046 0.00012007 deg
peri 191.722723867753 0.0001233 deg
M 135.1228355131197 2.6948e-05 deg
tp 2458366.191189256355
(2018-Sep-04.69118926)
0.00012542 TDB
period 1689.952486569456
4.63
1.7724e-05
4.853e-08
d
yr
n .2130237405258578 2.2341e-09 deg/d
Q 3.043902351369636 2.1282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      360  
   data-arc span      6563 days (17.97 yr)  
   first obs. used      2002-02-13  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55045  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:59:28  

Additional Information
 Earth MOID = 1.50868 au 
 Jupiter MOID = 2.41796 au 
 T_jup = 3.327 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO454630  

226857 (2004 TU13)          Discovered 2004-Oct-06 by Cooney Jr., W. R., Gross, J. at Sonoita
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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