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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1405892609079518 4.5089e-08  
a 2.422948686373791 8.3702e-09 au
q 2.082308121338607 1.0704e-07 au
i 1.253112694093302 4.6611e-06 deg
node 12.34872538119019 0.00014875 deg
peri 184.479320933371 0.00014918 deg
M 228.3185879305495 1.1775e-05 deg
tp 2459900.391144587576
(2022-Nov-16.89114459)
4.5973e-05 TDB
period 1377.57341146869
3.77
7.1384e-06
1.954e-08
d
yr
n .2613290856246918 1.3542e-09 deg/d
Q 2.763589251408975 9.547e-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 = 1.08137 au 
 Jupiter MOID = 2.1912 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 16.27   n/a MPCxxxxx  

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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