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213185 (2000 SS230)
Classification: Main-belt Asteroid          SPK-ID: 2213185
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2150812989106032 7.1063e-08  
a 2.235998989895466 6.9025e-09 au
q 1.755077422785953 1.6088e-07 au
i 5.630163751236788 6.3994e-06 deg
node 22.32129389378012 3.1311e-05 deg
peri 347.170049548329 3.2517e-05 deg
M 24.54104529393392 7.0933e-06 deg
tp 2459117.247671802927
(2020-Sep-24.74767180)
2.4089e-05 TDB
period 1221.253528200548
3.34
5.655e-06
1.548e-08
d
yr
n .2947790869684864 1.365e-09 deg/d
Q 2.71692055700498 8.3871e-09 au
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      11006 days (30.13 yr)  
   first obs. used      1990-11-23  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4575  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:41  

Additional Information
 Earth MOID = .753801 au 
 Jupiter MOID = 2.74642 au 
 T_jup = 3.601 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458018.5 (2017-Sep-22.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2160810368244727 7.1038e-08  
q 1.752805452114623 1.6097e-07 au
tp 2457896.418937558668
(2017-May-22.91893756)
2.5022e-05 TDB
node 22.37298065859069 3.1283e-05 deg
peri 347.2492729664975 3.2475e-05 deg
i 5.633561809549636 6.4026e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      11006 days (30.13 yr)  
   first obs. used      1990-11-23  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4575  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:41  

Additional Information
 Jupiter MOID = 2.74642 au 
 T_jup = 3.601 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.046350897758935E-15 -1.142960603826389E-14 4.81751811152777E-13 -2.89003147895265E-14 8.292027031968874E-14 -1.058527055019071E-14
q -1.142960603826389E-14 2.591294997130622E-14 -1.120002076480206E-12 6.510123436445739E-14 -1.95467259583042E-13 2.420764363675689E-14
tp 4.81751811152777E-13 -1.120002076480206E-12 6.260978147027792E-10 -2.885076410229172E-12 2.201214469856121E-10 -2.659274040873011E-12
node -2.89003147895265E-14 6.510123436445739E-14 -2.885076410229172E-12 9.786335666302597E-10 -9.733463441647497E-10 -1.724030651979338E-11
peri 8.292027031968874E-14 -1.95467259583042E-13 2.201214469856121E-10 -9.733463441647497E-10 1.05463031618255E-9 1.648177413314736E-11
i -1.058527055019071E-14 2.420764363675689E-14 -2.659274040873011E-12 -1.724030651979338E-11 1.648177413314736E-11 4.099379618369278E-11

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 16.86   n/a MPCxxxxx  

213185 (2000 SS230)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2000 SS230 = 1990 WX12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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