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14331 (1981 EC26)
Classification: Main-belt Asteroid          SPK-ID: 2014331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406037691911354 4.5084e-08  
a 2.422829375899062 8.4095e-09 au
q 2.082170433540648 1.0701e-07 au
i 1.253101464309206 4.6612e-06 deg
node 12.34874430926028 0.00014875 deg
peri 184.5254987563374 0.00014918 deg
M 177.0370554911285 1.1689e-05 deg
tp 2458523.101314044858
(2019-Feb-08.60131405)
4.3797e-05 TDB
period 1377.471661327259
3.77
7.1716e-06
1.963e-08
d
yr
n .2613483893041567 1.3607e-09 deg/d
Q 2.763488318257477 9.5919e-09 au
  Orbit Determination Parameters
   # obs. used (total)      816  
   data-arc span      15959 days (43.69 yr)  
   first obs. used      1977-02-11  
   last obs. used      2020-10-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54191  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:25:17  

Additional Information
 Earth MOID = 1.07974 au 
 Jupiter MOID = 2.19228 au 
 T_jup = 3.498 
[ 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 16.3   n/a MPO234918  

14331 (1981 EC26)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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