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266223 (2006 WJ200)
Classification: Main-belt Asteroid          SPK-ID: 2266223
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09346619496363559 5.4109e-08  
a 2.319068885320939 1.7008e-08 au
q 2.102314340751431 1.2035e-07 au
i 3.400377001299082 5.9612e-06 deg
node 245.3673875986177 7.9893e-05 deg
peri 319.1360055837695 8.5057e-05 deg
M 172.1841951887425 3.0836e-05 deg
tp 2458383.536197323139
(2018-Sep-22.03619732)
0.00010729 TDB
period 1289.938189275757
3.53
1.4191e-05
3.885e-08
d
yr
n .2790831397914686 3.0703e-09 deg/d
Q 2.535823429890447 1.8598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61191  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:54:11  

Additional Information
 Earth MOID = 1.09934 au 
 Jupiter MOID = 2.43223 au 
 T_jup = 3.571 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457300.5 (2015-Oct-05.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0927834774069841 5.4272e-08  
q 2.104269764840063 1.2067e-07 au
tp 2457093.247288048495
(2015-Mar-11.74728805)
0.00010226 TDB
node 245.3916730142554 7.9904e-05 deg
peri 319.2331190513707 8.5103e-05 deg
i 3.399513562672048 5.9613e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7625 days (20.88 yr)  
   first obs. used      1999-12-27  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61191  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:54:11  

Additional Information
 Jupiter MOID = 2.43223 au 
 T_jup = 3.571 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.945408341828563E-15 -6.503188965853809E-15 1.697975968228288E-12 -1.969220662021745E-14 4.959633946814531E-13 -8.36845171267282E-16
q -6.503188965853809E-15 1.456150820536094E-14 -3.420911015727238E-12 4.446048575847111E-14 -9.985196403481196E-13 2.058945935312484E-15
tp 1.697975968228288E-12 -3.420911015727238E-12 1.045642959135928E-8 -2.561532819100438E-11 3.011704594745483E-9 -1.267364763316781E-12
node -1.969220662021745E-14 4.446048575847111E-14 -2.561532819100438E-11 6.384647916219596E-9 -6.380160151967806E-9 -5.392831931816048E-11
peri 4.959633946814531E-13 -9.985196403481196E-13 3.011704594745483E-9 -6.380160151967806E-9 7.242585664181672E-9 5.351579800302832E-11
i -8.36845171267282E-16 2.058945935312484E-15 -1.267364763316781E-12 -5.392831931816048E-11 5.351579800302832E-11 3.553686469714988E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO437226  

266223 (2006 WJ200)          Discovered 2006-Nov-19 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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