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347181 (2011 GD11)
Classification: Main-belt Asteroid          SPK-ID: 2347181
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09529568317683028 5.8813e-08  
a 2.381915447226397 2.5971e-08 au
q 2.154929187413512 1.402e-07 au
i 6.311191349063977 7.0861e-06 deg
node 221.002448278285 6.9665e-05 deg
peri 212.4328508779055 8.3067e-05 deg
M 289.2028374653524 4.521e-05 deg
tp 2459264.559191681025
(2021-Feb-19.05919168)
0.00016877 TDB
period 1342.727668762805
3.68
2.196e-05
6.012e-08
d
yr
n .2681109568045957 4.3849e-09 deg/d
Q 2.608901707039281 2.8446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      8038 days (22.01 yr)  
   first obs. used      1996-03-19  
   last obs. used      2018-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50547  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:01:34  

Additional Information
 Earth MOID = 1.17219 au 
 Jupiter MOID = 2.62343 au 
 T_jup = 3.523 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO440561  

347181 (2011 GD11)          Discovered 2009-Oct-24 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2011 GD11 = 2009 UJ137 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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