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212112 (2005 ES176)
Classification: Main-belt Asteroid          SPK-ID: 2212112
[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1145262828899403 5.054e-08  
a 2.553352873948618 1.7593e-08 au
q 2.260926860388937 1.3196e-07 au
i 15.18522902497929 4.8456e-06 deg
node 76.11338382055109 1.9829e-05 deg
peri 106.4596204112723 2.8722e-05 deg
M 313.1737541638678 2.2097e-05 deg
tp 2459394.343625875516
(2021-Jun-28.84362588)		 9.1638e-05 TDB
period 1490.269058924624
4.08		 1.5402e-05
4.217e-08		 d
yr
n .2415671169203336 2.4966e-09 deg/d
Q 2.845778887508299 1.9607e-08 au
   Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      7684 days (21.04 yr)  
   first obs. used      2000-01-10  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57671  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:40:44  

Additional Information
 Earth MOID = 1.31077 au 
 Jupiter MOID = 2.24794 au 
 T_jup = 3.381 
[ 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 16.2   n/a MPO450006  

212112 (2005 ES176)          Discovered 2005-Mar-08 by LINEAR at Socorro
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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