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185390 (2006 WG46)
Classification: Main-belt Asteroid          SPK-ID: 2185390
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07719223135831178 6.0393e-08  
a 2.778539259314567 2.6579e-08 au
q 2.564057613971405 1.764e-07 au
i 6.977923680826591 5.7887e-06 deg
node 48.54010239134964 4.6591e-05 deg
peri 319.8785302922307 5.7193e-05 deg
M 106.6671599168624 3.3133e-05 deg
tp 2458895.253371756276
(2020-Feb-15.75337176)
0.00015524 TDB
period 1691.699547530697
4.63
2.4274e-05
6.646e-08
d
yr
n .2128037455146671 3.0535e-09 deg/d
Q 2.993020904657729 2.8631e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      7055 days (19.32 yr)  
   first obs. used      2001-10-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:46:59  

Additional Information
 Earth MOID = 1.5678 au 
 Jupiter MOID = 2.38547 au 
 T_jup = 3.319 
[ 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 16.24   n/a MPCxxxxx  

185390 (2006 WG46)          Discovered 2006-Nov-16 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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