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136239 (2003 WG142)
Classification: Main-belt Asteroid          SPK-ID: 2136239
[ 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 .2350900473506642 3.9471e-08  
a 2.298541578602718 9.5936e-09 au
q 1.758177330051534 9.2278e-08 au
i 1.712840061089005 4.6213e-06 deg
node 20.77528301948676 0.00016566 deg
peri 6.627158849419538 0.00016595 deg
M 298.7874097086694 1.1683e-05 deg
tp 2459216.928888952019
(2021-Jan-02.42888895)		 4.1647e-05 TDB
period 1272.849256205413
3.48		 7.9689e-06
2.182e-08		 d
yr
n .2828300352495969 1.7707e-09 deg/d
Q 2.838905827153901 1.1849e-08 au
   Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      7688 days (21.05 yr)  
   first obs. used      1999-07-14  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54245  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:02:07  

Additional Information
 Earth MOID = .762792 au 
 Jupiter MOID = 2.61236 au 
 T_jup = 3.555 
[ 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 16.6   n/a MPO338184  

136239 (2003 WG142)          Discovered 2003-Nov-21 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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