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347183 (2011 GH31)
Classification: Inner Main-belt Asteroid          SPK-ID: 2347183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09632897196881508 7.4065e-08  
a 1.919185293565127 1.4792e-08 au
q 1.73431214721833 1.4001e-07 au
i 21.49384421842238 1.3982e-05 deg
node 201.8299522788957 1.4807e-05 deg
peri 250.4913471625146 6.7972e-05 deg
M 261.0674948979165 6.9501e-05 deg
tp 2459267.376475066897
(2021-Feb-21.87647507)
0.00018883 TDB
period 971.1219879143623
2.66
1.1228e-05
3.074e-08
d
yr
n .370705230115484 4.2859e-09 deg/d
Q 2.104058439911925 1.6217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      5385 days (14.74 yr)  
   first obs. used      2004-10-04  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67963  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:24:58  

Additional Information
 Earth MOID = .81697 au 
 Jupiter MOID = 3.08838 au 
 T_jup = 3.836 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457372.5 (2015-Dec-16.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0961901446176503 7.4206e-08  
q 1.734672943454176 1.4033e-07 au
tp 2457324.602950762884
(2015-Oct-29.10295076)
0.00018012 TDB
node 201.8700190534796 1.4801e-05 deg
peri 250.348863136666 6.803e-05 deg
i 21.49508281469695 1.3983e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      5385 days (14.74 yr)  
   first obs. used      2004-10-04  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67963  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:24:58  

Additional Information
 Jupiter MOID = 3.08838 au 
 T_jup = 3.836 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.50659376621124E-15 -1.036842585796653E-14 -8.126253832500969E-12 -1.081847261428639E-16 -3.10211141048745E-12 3.524853290104863E-14
q -1.036842585796653E-14 1.969299877093691E-14 1.641347978162285E-11 3.775307052047584E-15 6.236668419638701E-12 -6.174094313737046E-14
tp -8.126253832500969E-12 1.641347978162285E-11 3.244299308867447E-8 6.136002734148936E-11 1.196765859039324E-8 -1.272056968962144E-11
node -1.081847261428639E-16 3.775307052047584E-15 6.136002734148936E-11 2.190634035309034E-10 -1.811237384191177E-10 9.041285041643426E-11
peri -3.10211141048745E-12 6.236668419638701E-12 1.196765859039324E-8 -1.811237384191177E-10 4.628131278282249E-9 -9.094738660952616E-11
i 3.524853290104863E-14 -6.174094313737046E-14 -1.272056968962144E-11 9.041285041643426E-11 -9.094738660952616E-11 1.955245506743335E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.2   n/a MPO476606  

347183 (2011 GH31)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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