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18269 (2206 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2018269
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09986760852519783 3.2364e-08  
a 2.799503602687447 1.0999e-08 au
q 2.519923872829376 9.0589e-08 au
i 2.658785743152277 3.4024e-06 deg
node 258.1881746166508 9.1191e-05 deg
peri 142.5966773539348 9.3967e-05 deg
M 61.4892125192896 2.1612e-05 deg
tp 2458908.275648622462
(2020-Feb-28.77564862)
0.00010258 TDB
period 1710.881668274929
4.68
1.0083e-05
2.761e-08
d
yr
n .2104178253093247 1.2401e-09 deg/d
Q 3.079083332545518 1.2098e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1093  
   data-arc span      15844 days (43.38 yr)  
   first obs. used      1977-10-07  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53571  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:25:57  

Additional Information
 Earth MOID = 1.52773 au 
 Jupiter MOID = 2.28376 au 
 T_jup = 3.317 
[ 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 14.98   n/a E2021B10  

18269 (2206 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2206 T-3 = 1991 TL5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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