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213899 (2003 US29)
Classification: Main-belt Asteroid          SPK-ID: 2213899
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2380984509968701 3.7937e-08  
a 2.239072574502601 1.1278e-08 au
q 1.705952862843958 8.6289e-08 au
i 7.581899130765505 5.2667e-06 deg
node 73.57861900574758 3.6263e-05 deg
peri 247.6449179452617 3.9333e-05 deg
M 91.87381938037832 2.0389e-05 deg
tp 2458888.187078379468
(2020-Feb-08.68707838)
6.7727e-05 TDB
period 1223.772479925917
3.35
9.2462e-06
2.531e-08
d
yr
n .2941723285212241 2.2226e-09 deg/d
Q 2.772192286161244 1.3963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      6901 days (18.89 yr)  
   first obs. used      2002-03-12  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53854  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:32  

Additional Information
 Earth MOID = .708822 au 
 Jupiter MOID = 2.57312 au 
 T_jup = 3.587 
[ 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 17.14   n/a MPCxxxxx  

213899 (2003 US29)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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