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118314 (1998 WG11)
Classification: Main-belt Asteroid          SPK-ID: 2118314
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1610845275248974 4.2147e-08  
a 2.200167903625932 9.6676e-09 au
q 1.845754896394905 9.3041e-08 au
i 5.214919907651527 3.8906e-06 deg
node 99.23668968570485 6.7125e-05 deg
peri 322.6403909251058 6.9504e-05 deg
M 210.9922291034061 2.0727e-05 deg
tp 2459493.887998522617
(2021-Oct-06.38799852)		 7.0612e-05 TDB
period 1192.016217673667
3.26		 7.8566e-06
2.151e-08		 d
yr
n .3020093138519325 1.9906e-09 deg/d
Q 2.554580910856959 1.1225e-08 au
   Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      9571 days (26.20 yr)  
   first obs. used      1993-02-22  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64461  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:55:35  

Additional Information
 Earth MOID = .862137 au 
 Jupiter MOID = 2.74692 au 
 T_jup = 3.643 
[ 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 16.4   n/a MPO264147  

118314 (1998 WG11)          Discovered 1998-Nov-21 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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