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120080 (2003 ET11)
Classification: Main-belt Asteroid          SPK-ID: 2120080
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0879826958280234 6.6353e-08  
a 2.640301874535303 1.6631e-08 au
q 2.408000997813903 1.7447e-07 au
i 11.54859815165794 6.8153e-06 deg
node 331.3482912688672 2.0541e-05 deg
peri 29.81313224917735 3.4121e-05 deg
M 171.8278668964034 3.0479e-05 deg
tp 2458252.554590775181
(2018-May-14.05459078)
0.00012971 TDB
period 1567.035383633519
4.29
1.4806e-05
4.054e-08
d
yr
n .2297331660535069 2.1706e-09 deg/d
Q 2.872602751256702 1.8094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      579  
   data-arc span      9622 days (26.34 yr)  
   first obs. used      1994-01-17  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55874  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:59:40  

Additional Information
 Earth MOID = 1.40941 au 
 Jupiter MOID = 2.54739 au 
 T_jup = 3.361 
[ 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 15.4   n/a MPO412812  

120080 (2003 ET11)          Discovered 2003-Mar-06 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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