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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606260432414314 4.1998e-08  
a 2.200361641186322 9.8595e-09 au
q 1.846926257062341 9.25e-08 au
i 5.213799119643682 3.8882e-06 deg
node 99.23375373315606 6.6998e-05 deg
peri 322.6872835250708 6.94e-05 deg
M 271.2924582025623 2.1006e-05 deg
tp 2459494.263320558187
(2021-Oct-06.76332056)		 7.0739e-05 TDB
period 1192.173667064711
3.26		 8.0129e-06
2.194e-08		 d
yr
n .3019694277314205 2.0296e-09 deg/d
Q 2.553797025310303 1.1443e-08 au
   Orbit Determination Parameters
   # obs. used (total)      612  
   data-arc span      9571 days (26.20 yr)  
   first obs. used      1993-02-22  
   last obs. used      2019-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64935  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:56:41  

Additional Information
 Earth MOID = .862675 au 
 Jupiter MOID = 2.74755 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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