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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09182630387175457 7.5291e-08  
a 3.12865912233516 3.1238e-08 au
q 2.841365919056474 2.5328e-07 au
i 9.420078910668698 5.0298e-06 deg
node 253.2097674400226 4.3432e-05 deg
peri 113.5522177824928 5.6428e-05 deg
M 14.6288366575309 3.5283e-05 deg
tp 2458918.362195790491
(2020-Mar-09.86219579)
0.00019769 TDB
period 2021.323377084869
5.53
3.0273e-05
8.288e-08
d
yr
n .1781011411044917 2.6674e-09 deg/d
Q 3.415952325613845 3.4107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      5886 days (16.11 yr)  
   first obs. used      2003-09-17  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60946  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:52:45  

Additional Information
 Earth MOID = 1.85789 au 
 Jupiter MOID = 2.07323 au 
 T_jup = 3.187 
[ 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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