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226540 (2003 UK218)
Classification: Main-belt Asteroid          SPK-ID: 2226540
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07012883354704616 5.2745e-08  
a 3.151998658578914 4.1924e-08 au
q 2.930952669310921 1.5192e-07 au
i 10.56246835787537 5.4617e-06 deg
node 66.79250927818428 3.111e-05 deg
peri 206.898111182675 6.4212e-05 deg
M 107.6205235225546 5.1726e-05 deg
tp 2458389.459407085330
(2018-Sep-27.95940709)
0.000299 TDB
period 2043.983863386243
5.60
4.0779e-05
1.116e-07
d
yr
n .1761266350721539 3.5139e-09 deg/d
Q 3.373044647846908 4.4864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      6743 days (18.46 yr)  
   first obs. used      2001-05-17  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60768  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:27:29  

Additional Information
 Earth MOID = 1.91928 au 
 Jupiter MOID = 1.69757 au 
 T_jup = 3.177 
[ 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 15.0   n/a MPO503110  

226540 (2003 UK218)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 UK218 = 2004 XJ174 = 2006 FF44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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