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226443 (2003 SA53)
Classification: Main-belt Asteroid          SPK-ID: 2226443
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .053860957184835 1.7241e-07  
a 3.180092874405354 4.4888e-08 au
q 3.008810028253209 5.4568e-07 au
i 18.54306083836105 1.5175e-05 deg
node .3250274620562074 2.1964e-05 deg
peri 355.9160041493166 7.5031e-05 deg
M 356.3463701609306 7.2707e-05 deg
tp 2459021.522297469861
(2020-Jun-21.02229747)
0.00041851 TDB
period 2071.372148383182
5.67
4.3857e-05
1.201e-07
d
yr
n .1737978374774419 3.6798e-09 deg/d
Q 3.351375720557499 4.7306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      5305 days (14.52 yr)  
   first obs. used      2003-09-17  
   last obs. used      2018-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64206  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:45:52  

Additional Information
 Earth MOID = 2.00523 au 
 Jupiter MOID = 1.95272 au 
 T_jup = 3.116 
[ 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 15.3   n/a MPO440183  
diameter diameter 4.839 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226443 (2003 SA53)          Discovered 2003-Sep-19 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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