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213406 (2001 WB17)
Classification: Main-belt Asteroid          SPK-ID: 2213406
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2112019874685351 5.8544e-08  
a 2.753498541123922 1.6717e-08 au
q 2.171954176746838 1.6248e-07 au
i 2.001468414639757 5.5023e-06 deg
node 353.2342531173437 0.00013235 deg
peri 333.5562050294415 0.00013283 deg
M 116.9621933137096 1.2375e-05 deg
tp 2458658.288523198897
(2019-Jun-23.78852320)
5.626e-05 TDB
period 1668.882278266215
4.57
1.5198e-05
4.161e-08
d
yr
n .2157132379486949 1.9644e-09 deg/d
Q 3.335042905501006 2.0247e-08 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      7038 days (19.27 yr)  
   first obs. used      2001-10-11  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:34  

Additional Information
 Earth MOID = 1.15867 au 
 Jupiter MOID = 2.0151 au 
 T_jup = 3.311 
[ 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 16.34   n/a MPCxxxxx  

213406 (2001 WB17)          Discovered 2001-Nov-17 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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