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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2360581625530893 5.4179e-08  
a 2.297409830807117 1.4318e-08 au
q 1.755087487515385 1.2026e-07 au
i 1.714414286557652 5.6713e-06 deg
node 20.84568952859021 0.00018935 deg
peri 6.618417961333808 0.00018975 deg
M 185.6282916307768 1.7262e-05 deg
tp 2459216.569432934374
(2021-Jan-02.06943293)
6.4509e-05 TDB
period 1271.909290392202
3.48
1.189e-05
3.255e-08
d
yr
n .2830390521709229 2.6459e-09 deg/d
Q 2.839732174098849 1.7697e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      7240 days (19.82 yr)  
   first obs. used      1999-07-14  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57486  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:12:53  

Additional Information
 Earth MOID = .759014 au 
 Jupiter MOID = 2.6089 au 
 T_jup = 3.556 
[ 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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