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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09346619654828209 5.9576e-08  
a 2.319068880094708 1.9448e-08 au
q 2.102314332338771 1.3004e-07 au
i 3.400375084628764 5.9729e-06 deg
node 245.3673650752396 8.6203e-05 deg
peri 319.1360272616837 9.1301e-05 deg
M 172.1841950755176 3.0908e-05 deg
tp 2458383.536199814418
(2018-Sep-22.03619981)
0.00010788 TDB
period 1289.938184915268
3.53
1.6227e-05
4.443e-08
d
yr
n .2790831407348773 3.5107e-09 deg/d
Q 2.535823427850644 2.1266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      7214 days (19.75 yr)  
   first obs. used      1999-12-27  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6297  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:04:00  

Additional Information
 Earth MOID = 1.09934 au 
 Jupiter MOID = 2.43223 au 
 T_jup = 3.571 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457079.5 (2015-Feb-26.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09278470031295298 5.9717e-08  
q 2.104186295480283 1.3029e-07 au
tp 2457093.073871022515
(2015-Mar-11.57387102)
0.00010414 TDB
node 245.3920042100099 8.6213e-05 deg
peri 319.1737533361543 9.1354e-05 deg
i 3.399570942793439 5.9731e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      181  
   data-arc span      7214 days (19.75 yr)  
   first obs. used      1999-12-27  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6297  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:04:00  

Additional Information
 Jupiter MOID = 2.43223 au 
 T_jup = 3.571 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.566125226080283E-15 -7.727327545141076E-15 1.215500092725957E-12 -3.359692506764934E-14 3.351368630059772E-13 -9.638699864083702E-16
q -7.727327545141076E-15 1.697573728107356E-14 -2.464889390855726E-12 7.405668110590121E-14 -6.823468513142373E-13 2.333136536641971E-15
tp 1.215500092725957E-12 -2.464889390855726E-12 1.084502871015967E-8 -4.081103612688802E-11 3.166813129031674E-9 -1.475489755477151E-12
node -3.359692506764934E-14 7.405668110590121E-14 -4.081103612688802E-11 7.432699705993874E-9 -7.430491371336749E-9 -4.240713242388378E-11
peri 3.351368630059772E-13 -6.823468513142373E-13 3.166813129031674E-9 -7.430491371336749E-9 8.345603811882082E-9 4.195604676432548E-11
i -9.638699864083702E-16 2.333136536641971E-15 -1.475489755477151E-12 -4.240713242388378E-11 4.195604676432548E-11 3.567744317658822E-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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