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216969 (2000 EL81)
Classification: Main-belt Asteroid          SPK-ID: 2216969
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761810558431507 4.9741e-08  
a 2.727800452753251 2.3864e-08 au
q 2.247213688857759 1.3893e-07 au
i 14.5931324923433 7.4085e-06 deg
node 147.6291517633867 1.5722e-05 deg
peri 307.6020192885172 2.5995e-05 deg
M 271.002138863953 2.3601e-05 deg
tp 2459607.312595907714
(2022-Jan-27.81259591)
0.00011127 TDB
period 1645.573642527226
4.51
2.1594e-05
5.912e-08
d
yr
n .2187686960318117 2.8708e-09 deg/d
Q 3.208387216648743 2.8068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      2000-03-05  
   last obs. used      2020-10-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54573  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:57:00  

Additional Information
 Earth MOID = 1.29413 au 
 Jupiter MOID = 2.01799 au 
 T_jup = 3.287 
[ 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 16.07   n/a MPCxxxxx  

216969 (2000 EL81)          Discovered 2000-Mar-05 by LINEAR at Socorro
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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