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266109 (2006 ST245)
Classification: Main-belt Asteroid          SPK-ID: 2266109
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .246584749590587 5.4278e-08  
a 2.308629719791706 1.4265e-08 au
q 1.739356838439481 1.3008e-07 au
i 3.292267610759341 6.6594e-06 deg
node 62.78363943149425 9.7571e-05 deg
peri 273.8236176177601 9.8642e-05 deg
M 350.5449541862548 1.4731e-05 deg
tp 2459034.150458568264
(2020-Jul-03.65045857)
5.2559e-05 TDB
period 1281.238115944845
3.51
1.1875e-05
3.251e-08
d
yr
n .2809782159302365 2.6042e-09 deg/d
Q 2.87790260114393 1.7782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56823  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 18:06:20  

Additional Information
 Earth MOID = .733873 au 
 Jupiter MOID = 2.51542 au 
 T_jup = 3.543 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457055.5 (2015-Feb-02.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2456898168005457 5.4176e-08  
q 1.74257810144293 1.2984e-07 au
tp 2456471.357114841220
(2013-Jun-27.85711484)
4.8308e-05 TDB
node 62.85328798767821 9.7515e-05 deg
peri 273.8150181715482 9.8602e-05 deg
i 3.29229516547232 6.6564e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7598 days (20.80 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56823  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 18:06:20  

Additional Information
 Jupiter MOID = 2.51542 au 
 T_jup = 3.543 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.935045210691045E-15 -7.014699015263779E-15 1.365927175136009E-12 -5.77463939451948E-14 4.286627367386134E-13 -1.07254612860742E-15
q -7.014699015263779E-15 1.68595509524022E-14 -3.174080155215504E-12 1.405854997490216E-13 -9.952576725611997E-13 2.205265568899532E-15
tp 1.365927175136009E-12 -3.174080155215504E-12 2.333684339984063E-9 -4.377023450531416E-11 7.38003433855541E-10 -3.492070313345266E-12
node -5.77463939451948E-14 1.405854997490216E-13 -4.377023450531416E-11 9.509166584054591E-9 -9.504731084466489E-9 -3.151137537963884E-10
peri 4.286627367386134E-13 -9.952576725611997E-13 7.38003433855541E-10 -9.504731084466489E-9 9.722313671712814E-9 3.135636185981515E-10
i -1.07254612860742E-15 2.205265568899532E-15 -3.492070313345266E-12 -3.151137537963884E-10 3.135636185981515E-10 4.43075260090098E-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 17.2   n/a MPO433727  

266109 (2006 ST245)          Discovered 2006-Sep-26 by LINEAR at Socorro
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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