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226487 (2003 SK248)
Classification: Main-belt Asteroid          SPK-ID: 2226487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1764431603260062 5.1696e-08  
a 3.168326571824911 2.7362e-08 au
q 2.609297018547263 1.7053e-07 au
i 7.577087580119763 9.8711e-06 deg
node 177.5348125824848 3.2086e-05 deg
peri 250.6354912298589 4.3122e-05 deg
M 298.4543278634051 2.7983e-05 deg
tp 2459352.658645293898
(2021-May-18.15864529)
0.00016042 TDB
period 2059.88671347082
5.64
2.6684e-05
7.306e-08
d
yr
n .174766892589649 2.264e-09 deg/d
Q 3.72735612510256 3.219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      274  
   data-arc span      7566 days (20.71 yr)  
   first obs. used      2000-02-06  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53345  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:32:28  

Additional Information
 Earth MOID = 1.6353 au 
 Jupiter MOID = 1.67472 au 
 T_jup = 3.165 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO454626  
diameter diameter 3.806 km 0.265 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226487 (2003 SK248)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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