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214855 (2006 WF203)
Classification: Main-belt Asteroid          SPK-ID: 2214855
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07789310924410738 4.2191e-08  
a 3.145055975141222 2.791e-08 au
q 2.900077786490714 1.4275e-07 au
i 1.680804906863921 4.6369e-06 deg
node 298.7170827780816 0.00020835 deg
peri 15.28874089779234 0.0002124 deg
M 264.4505479210871 4.3462e-05 deg
tp 2459541.212856743220
(2021-Nov-22.71285674)
0.00024886 TDB
period 2037.234376465029
5.58
2.7119e-05
7.425e-08
d
yr
n .1767101538040337 2.3523e-09 deg/d
Q 3.39003416379173 3.0084e-08 au
  Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1997-03-03  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57248  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:12:09  

Additional Information
 Earth MOID = 1.88613 au 
 Jupiter MOID = 1.82466 au 
 T_jup = 3.204 
[ 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 15.7   n/a MPO437028  
diameter diameter 5.555 km 0.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.025   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214855 (2006 WF203)          Discovered 2006-Nov-16 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2006 WF203 = 1997 EO14 = 2005 UG317 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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