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351047 (2003 ST228)
Classification: Main-belt Asteroid          SPK-ID: 2351047
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2476459187444357 7.9795e-08  
a 2.613940759996738 2.2287e-08 au
q 1.966608998943817 2.1089e-07 au
i 3.398189171076718 9.6446e-06 deg
node 184.4802988155134 0.0001448 deg
peri 194.0573173388739 0.00014679 deg
M 340.4627108946135 2.7952e-05 deg
tp 2459084.272956069355
(2020-Aug-22.77295607)
0.00012073 TDB
period 1543.625833773062
4.23
1.9742e-05
5.405e-08
d
yr
n .2332171385860116 2.9826e-09 deg/d
Q 3.261272521049659 2.7806e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      6205 days (16.99 yr)  
   first obs. used      2003-09-26  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 23:26:08  

Additional Information
 Earth MOID = .968868 au 
 Jupiter MOID = 2.19994 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456833.5 (2014-Jun-25.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2509102518047525 8.0014e-08  
q 1.956333853071305 2.1189e-07 au
tp 2457540.291259805365
(2016-May-31.79125981)
0.00010289 TDB
node 184.6411182620068 0.0001445 deg
peri 193.9165255310206 0.00014642 deg
i 3.402787160632543 9.664e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      6205 days (16.99 yr)  
   first obs. used      2003-09-26  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 23:26:08  

Additional Information
 Jupiter MOID = 2.19994 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.402166472781801E-15 -1.69045169322796E-14 -1.065513435908974E-12 2.275685462836685E-14 -2.522832566798474E-13 1.256043490445619E-16
q -1.69045169322796E-14 4.489787148271969E-14 4.05651880566334E-12 -7.675149217001811E-14 9.14251800189876E-13 1.43107354113554E-16
tp -1.065513435908974E-12 4.05651880566334E-12 1.058661165850777E-8 -1.260363881935681E-10 2.471231423238234E-9 -7.567782705760146E-13
node 2.275685462836685E-14 -7.675149217001811E-14 -1.260363881935681E-10 2.088123426623832E-8 -2.086998244914645E-8 2.466305843479596E-11
peri -2.522832566798474E-13 9.14251800189876E-13 2.471231423238234E-9 -2.086998244914645E-8 2.143844153033507E-8 -2.480357113712581E-11
i 1.256043490445619E-16 1.43107354113554E-16 -7.567782705760146E-13 2.466305843479596E-11 -2.480357113712581E-11 9.339374815859209E-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 17.0   n/a MPO254690  

351047 (2003 ST228)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Alternate Designations
 2003 ST228 = 2007 QG6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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