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226462 (2003 SP143)
Classification: Main-belt Asteroid          SPK-ID: 2226462
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09200224108926983 4.6838e-08  
a 3.129484621537698 2.1743e-08 au
q 2.841565022901825 1.4909e-07 au
i 9.419311090268449 4.9753e-06 deg
node 253.2123251602848 3.0128e-05 deg
peri 113.6579184116508 4.5181e-05 deg
M 50.13791986867643 3.0772e-05 deg
tp 2458918.874827574626
(2020-Mar-10.37482757)
0.00017285 TDB
period 2022.123421527799
5.54
2.1074e-05
5.77e-08
d
yr
n .1780306761532908 1.8554e-09 deg/d
Q 3.417404220173571 2.3743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      6331 days (17.33 yr)  
   first obs. used      2003-09-17  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58502  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:35:53  

Additional Information
 Earth MOID = 1.85663 au 
 Jupiter MOID = 2.07237 au 
 T_jup = 3.186 
[ 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 15.2   n/a MPO494242  

226462 (2003 SP143)          Discovered 2003-Sep-20 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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