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390782 (2003 WQ109)
Classification: Main-belt Asteroid          SPK-ID: 2390782
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2393605874021721 5.6539e-08  
a 2.764443270885232 2.6729e-08 au
q 2.10274450572616 1.5036e-07 au
i 6.938331996341828 7.9349e-06 deg
node 40.80093296486233 5.081e-05 deg
peri 45.44696753937954 5.3725e-05 deg
M 199.5223032535129 1.9066e-05 deg
tp 2459748.879929713126
(2022-Jun-18.37992971)
9.6064e-05 TDB
period 1678.842481907834
4.60
2.4348e-05
6.666e-08
d
yr
n .2144334586952414 3.11e-09 deg/d
Q 3.426142036044303 3.3126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      5678 days (15.55 yr)  
   first obs. used      2003-10-20  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66345  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:35:11  

Additional Information
 Earth MOID = 1.12549 au 
 Jupiter MOID = 1.86198 au 
 T_jup = 3.287 
[ 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 17.2   n/a MPO434441  

390782 (2003 WQ109)          Discovered 2003-Nov-20 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2003 WQ109 = 2009 BR82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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