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JPL Small-Body Database Browser
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379213 (2009 SG134)
Classification: Main-belt Asteroid          SPK-ID: 2379213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0976827319373885 8.3368e-08  
a 2.474525056106966 2.8419e-08 au
q 2.232806688378918 2.0025e-07 au
i 7.016029466111899 6.7304e-06 deg
node 54.0784055779041 4.9417e-05 deg
peri 118.8119818120569 5.8692e-05 deg
M 20.45496260223664 2.9792e-05 deg
tp 2458519.714689334830
(2019-Feb-05.21468933)
0.0001174 TDB
period 1421.792471831812
3.89
2.4493e-05
6.706e-08
d
yr
n .2532015094553021 4.3619e-09 deg/d
Q 2.716243423835014 3.1195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      4497 days (12.31 yr)  
   first obs. used      2007-02-09  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6416  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:18  

Additional Information
 Earth MOID = 1.24717 au 
 Jupiter MOID = 2.26277 au 
 T_jup = 3.465 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457560.5 (2016-Jun-21.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09800567521793684 8.3218e-08  
q 2.232152048044024 1.9985e-07 au
tp 2457096.368987107526
(2015-Mar-14.86898711)
0.00011545 TDB
node 54.08568249349385 4.9422e-05 deg
peri 118.4946873954252 5.8713e-05 deg
i 7.015814601245473 6.7303e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      4497 days (12.31 yr)  
   first obs. used      2007-02-09  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6416  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:57:18  

Additional Information
 Jupiter MOID = 2.26277 au 
 T_jup = 3.465 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.925234458654528E-15 -1.650557262312417E-14 4.597366005115713E-12 -9.565756043978918E-15 1.437156596155653E-12 -1.838031046687711E-14
q -1.650557262312417E-14 3.994157488193413E-14 -1.14374804612225E-11 2.18398597413021E-14 -3.498858838890972E-12 4.530043816809355E-14
tp 4.597366005115713E-12 -1.14374804612225E-11 1.332926488868407E-8 1.483409307240426E-11 3.676413807848747E-9 -1.689884523840281E-11
node -9.565756043978918E-15 2.18398597413021E-14 1.483409307240426E-11 2.44253353004131E-9 -2.420595029731425E-9 -1.513521712336657E-10
peri 1.437156596155653E-12 -3.498858838890972E-12 3.676413807848747E-9 -2.420595029731425E-9 3.447215538598134E-9 1.453997004822844E-10
i -1.838031046687711E-14 4.530043816809355E-14 -1.689884523840281E-11 -1.513521712336657E-10 1.453997004822844E-10 4.529748082505226E-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 16.9   n/a MPO434346  

379213 (2009 SG134)          Discovered 2009-Sep-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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