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213662 (2002 SG11)
Classification: Main-belt Asteroid          SPK-ID: 2213662
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514335225171517 1.3825e-07  
a 2.596144260278471 3.0836e-08 au
q 2.203000989981817 3.3794e-07 au
i 15.04478443554392 6.3057e-06 deg
node 11.97360098980118 2.0317e-05 deg
peri 304.0076447870948 6.0048e-05 deg
M 172.2377409917085 7.6213e-05 deg
tp 2458469.499828498744
(2018-Dec-16.99982850)
0.00031215 TDB
period 1527.888488465027
4.18
2.7222e-05
7.453e-08
d
yr
n .235619289442824 4.1979e-09 deg/d
Q 2.989287530575124 3.5506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6739 days (18.45 yr)  
   first obs. used      2002-09-27  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57011  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:35  

Additional Information
 Earth MOID = 1.2266 au 
 Jupiter MOID = 2.48652 au 
 T_jup = 3.353 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457978.5 (2017-Aug-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521745176868871 1.3839e-07  
q 2.201045499761312 3.3883e-07 au
tp 2458468.367122650274
(2018-Dec-15.86712265)
0.00031224 TDB
node 12.01615768767557 2.0295e-05 deg
peri 303.7213073363926 6.0165e-05 deg
i 15.05590926659884 6.309e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      6739 days (18.45 yr)  
   first obs. used      2002-09-27  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57011  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:35  

Additional Information
 Jupiter MOID = 2.48652 au 
 T_jup = 3.353 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.915095111766194E-14 -4.684224142563732E-14 3.947383577649797E-11 3.333056399396135E-13 7.001822851726154E-12 -1.77625637347558E-14
q -4.684224142563732E-14 1.148058816847121E-13 -9.555017376980515E-11 -8.095553901382578E-13 -1.693873059668376E-11 4.258426358401025E-14
tp 3.947383577649797E-11 -9.555017376980515E-11 9.749138636703815E-8 7.786889908074237E-10 1.770617327620373E-8 -6.576304921901982E-11
node 3.333056399396135E-13 -8.095553901382578E-13 7.786889908074237E-10 4.119002020940568E-10 -2.506358180192043E-10 8.455865597939799E-13
peri 7.001822851726154E-12 -1.693873059668376E-11 1.770617327620373E-8 -2.506358180192043E-10 3.619845255011211E-9 -1.39540244059672E-11
i -1.77625637347558E-14 4.258426358401025E-14 -6.576304921901982E-11 8.455865597939799E-13 -1.39540244059672E-11 3.980354016468013E-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 16.28   n/a MPCxxxxx  

213662 (2002 SG11)          Discovered 2002-Sep-27 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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