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213121 (2000 CT9)
Classification: Main-belt Asteroid          SPK-ID: 2213121
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1850837957303397 3.8012e-08  
a 2.551254944946805 1.3149e-08 au
q 2.079058995860251 9.7594e-08 au
i 3.733099831115227 3.5908e-06 deg
node 163.4466710011536 8.5406e-05 deg
peri 309.1068145685373 8.6521e-05 deg
M 51.68712637675314 1.5238e-05 deg
tp 2458986.797745966568
(2020-May-17.29774597)
6.2574e-05 TDB
period 1488.432746120646
4.08
1.1506e-05
3.15e-08
d
yr
n .2418651436810165 1.8698e-09 deg/d
Q 3.023450894033358 1.5582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      435  
   data-arc span      8267 days (22.63 yr)  
   first obs. used      1998-09-12  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52923  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:39:17  

Additional Information
 Earth MOID = 1.09783 au 
 Jupiter MOID = 2.09509 au 
 T_jup = 3.413 
[ 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 16.55   n/a E2021B55  

213121 (2000 CT9)          Discovered 2000-Feb-02 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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