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180303 (2003 WQ140)
Classification: Main-belt Asteroid          SPK-ID: 2180303
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0948457625798351 5.4338e-08  
a 2.288446842920387 9.2889e-09 au
q 2.071397356980186 1.2595e-07 au
i 6.174945004157587 3.5969e-06 deg
node 269.7461643733869 5.4452e-05 deg
peri 132.05778340 5.951e-05 deg
M 359.6706840352123 2.27e-05 deg
tp 2459201.656697920107
(2020-Dec-18.15669792)
7.9733e-05 TDB
period 1264.473319740313
3.46
7.6988e-06
2.108e-08
d
yr
n .2847035159855597 1.7334e-09 deg/d
Q 2.505496328860587 1.017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      7800 days (21.36 yr)  
   first obs. used      1999-09-04  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50464  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:43:12  

Additional Information
 Earth MOID = 1.08531 au 
 Jupiter MOID = 2.81121 au 
 T_jup = 3.586 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.59   n/a E2021B55  

180303 (2003 WQ140)          Discovered 2003-Nov-21 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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