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193286 (2000 SX231)
Classification: Main-belt Asteroid          SPK-ID: 2193286
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .247996739164547 1.2905e-07  
a 2.527195249633789 2.1161e-08 au
q 1.900459068492476 3.308e-07 au
i 17.88430222321067 2.7862e-05 deg
node 184.1622864348411 2.8395e-05 deg
peri 267.2850097179037 9.6902e-05 deg
M 272.7313497876845 9.0044e-05 deg
tp 2459356.223354998586
(2021-May-21.72335500)		 0.00036885 TDB
period 1467.427392172714
4.02		 1.8431e-05
5.046e-08		 d
yr
n .2453272999538151 3.0813e-09 deg/d
Q 3.153931430775101 2.6409e-08 au
   Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      6439 days (17.63 yr)  
   first obs. used      2000-09-24  
   last obs. used      2018-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67442  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:58:08  

Additional Information
 Earth MOID = 1.01017 au 
 Jupiter MOID = 2.36204 au 
 T_jup = 3.344 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456285.5 (2012-Dec-24.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2475675544761725 1.3242e-07  
q 1.902002383780249 3.411e-07 au
tp 2456417.434557276053
(2013-May-04.93455728)		 0.00035518 TDB
node 184.4142618519915 2.822e-05 deg
peri 266.6408606900508 9.7558e-05 deg
i 17.90049875965801 2.7905e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      6439 days (17.63 yr)  
   first obs. used      2000-09-24  
   last obs. used      2018-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67442  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 07:58:08  

Additional Information
 Jupiter MOID = 2.36204 au 
 T_jup = 3.344 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.753447162649207E-14 -4.512256487332327E-14 -4.396591011171914E-11 3.71017042910551E-13 -1.149153377963662E-11 6.697579143804969E-14
q -4.512256487332327E-14 1.163482364632632E-13 1.136402764528674E-10 -9.446683990290286E-13 2.96864565325526E-11 -1.532465537989926E-13
tp -4.396591011171914E-11 1.136402764528674E-10 1.261503948769022E-7 -1.069989896142507E-9 3.327485857989494E-8 -2.034103475465999E-10
node 3.71017042910551E-13 -9.446683990290286E-13 -1.069989896142507E-9 7.963512747241226E-10 -1.029983061323753E-9 6.29519411494612E-10
peri -1.149153377963662E-11 2.96864565325526E-11 3.327485857989494E-8 -1.029983061323753E-9 9.517641055015262E-9 -6.510575912657773E-10
i 6.697579143804969E-14 -1.532465537989926E-13 -2.034103475465999E-10 6.29519411494612E-10 -6.510575912657773E-10 7.786946920586511E-10

[ 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 16.1   n/a MPO449955  
diameter diameter 2.365 km 0.486 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.151   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193286 (2000 SX231)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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