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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457372.5 (2015-Dec-16.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08635987989112544 6.6229e-08  
q 2.414594472737766 1.7378e-07 au
tp 2456681.900328268371
(2014-Jan-24.40032827)
0.00012706 TDB
node 331.3991297717294 2.0512e-05 deg
peri 29.3558509019053 3.453e-05 deg
i 11.55376765706128 6.8167e-06 deg
  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
 Jupiter MOID = 2.54739 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.386222277486197E-15 -1.146518373737288E-14 -9.305564227304027E-15 -5.557332692310964E-15 -1.301291005128834E-13 -2.378241549017274E-15
q -1.146518373737288E-14 3.019894825486658E-14 5.971345368685303E-13 1.293980677675363E-14 4.790746881348405E-13 5.548163387678295E-15
tp -9.305564227304027E-15 5.971345368685303E-13 1.614332951694377E-8 -1.920005907478973E-11 3.532217866597081E-9 -1.902418647710565E-11
node -5.557332692310964E-15 1.293980677675363E-14 -1.920005907478973E-11 4.207471863226523E-10 -4.157316418819485E-10 3.369652493433309E-11
peri -1.301291005128834E-13 4.790746881348405E-13 3.532217866597081E-9 -4.157316418819485E-10 1.19230327319763E-9 -3.69949418232822E-11
i -2.378241549017274E-15 5.548163387678295E-15 -1.902418647710565E-11 3.369652493433309E-11 -3.69949418232822E-11 4.646675060435032E-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 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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