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19114 (1981 EP37)
Classification: Main-belt Asteroid          SPK-ID: 2019114
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328967797641888 4.1936e-08  
a 2.601654921464269 1.6837e-08 au
q 2.255903360344014 1.1289e-07 au
i 2.630054515211617 4.1523e-06 deg
node 262.9121920546645 0.00011027 deg
peri 131.3904573753565 0.00011223 deg
M 259.959429255822 2.4676e-05 deg
tp 2459426.438233059800
(2021-Jul-30.93823306)
0.00010796 TDB
period 1532.75578858542
4.20
1.4879e-05
4.074e-08
d
yr
n .2348710751451436 2.28e-09 deg/d
Q 2.947406482584524 1.9074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      14860 days (40.68 yr)  
   first obs. used      1979-11-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:10:52  

Additional Information
 Earth MOID = 1.26348 au 
 Jupiter MOID = 2.46956 au 
 T_jup = 3.400 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456949.5 (2014-Oct-19.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345054765725458 4.1795e-08  
q 2.249222216256775 1.1235e-07 au
tp 2456367.307676380875
(2013-Mar-15.80767638)
8.8818e-05 TDB
node 262.937588849801 0.00011028 deg
peri 131.950652551305 0.00011219 deg
i 2.630876536200996 4.1543e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      14860 days (40.68 yr)  
   first obs. used      1979-11-22  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:10:52  

Additional Information
 Jupiter MOID = 2.46956 au 
 T_jup = 3.400 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.746786929841505E-15 -4.658423652716246E-15 -9.807583997900282E-13 2.056620218624597E-14 -2.561309257858364E-13 1.086472389147416E-16
q -4.658423652716246E-15 1.262163882303136E-14 3.190699085041895E-12 -5.84792564035807E-14 8.29374856849616E-13 -6.526195522267222E-17
tp -9.807583997900282E-13 3.190699085041895E-12 7.888708125388267E-9 -2.739639454199196E-11 1.865833367555859E-9 9.333469169350087E-13
node 2.056620218624597E-14 -5.84792564035807E-14 -2.739639454199196E-11 1.216073106962577E-8 -1.21543684926748E-8 -1.896012954749561E-11
peri -2.561309257858364E-13 8.29374856849616E-13 1.865833367555859E-9 -1.21543684926748E-8 1.258769841304615E-8 1.91739911236178E-11
i 1.086472389147416E-16 -6.526195522267222E-17 9.333469169350087E-13 -1.896012954749561E-11 1.91739911236178E-11 1.725793791812721E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO250402  

19114 (1981 EP37)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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