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343210 (2009 WG1)
Classification: Main-belt Asteroid          SPK-ID: 2343210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1428352324608126 5.5287e-08  
a 2.198617215105913 1.941e-08 au
q 1.884577214093915 1.2567e-07 au
i 3.239639622709624 9.9026e-06 deg
node 141.6147549463949 8.7499e-05 deg
peri 237.1108986814201 9.4647e-05 deg
M 114.943243239301 3.8142e-05 deg
tp 2458620.307268873701
(2019-May-16.80726887)
0.00012372 TDB
period 1190.756231930209
3.26
1.5769e-05
4.317e-08
d
yr
n .3023288817195119 4.0036e-09 deg/d
Q 2.51265721611791 2.2183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6399 days (17.52 yr)  
   first obs. used      2002-07-18  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63411  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 22:52:36  

Additional Information
 Earth MOID = .888655 au 
 Jupiter MOID = 2.94746 au 
 T_jup = 3.651 
[ 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 18.3   n/a MPO345918  

343210 (2009 WG1)          Discovered 2009-Nov-18 by Lowe, A. at Mayhill
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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