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441339 (2008 CT138)
Classification: Main-belt Asteroid          SPK-ID: 2441339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1159103146189534 7.3952e-08  
a 3.090307777332272 7.4455e-08 au
q 2.73210923059229 2.2434e-07 au
i 12.68150717019367 1.0705e-05 deg
node 148.6957923766576 2.8976e-05 deg
peri 128.3317027150392 5.628e-05 deg
M 348.2517776333397 4.7176e-05 deg
tp 2459065.254609173173
(2020-Aug-03.75460917)
0.00026087 TDB
period 1984.271200764581
5.43
7.1711e-05
1.963e-07
d
yr
n .1814268129584728 6.5567e-09 deg/d
Q 3.448506324072254 8.3085e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      4093 days (11.21 yr)  
   first obs. used      2008-02-08  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64947  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:28:15  

Additional Information
 Earth MOID = 1.73703 au 
 Jupiter MOID = 1.86292 au 
 T_jup = 3.177 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO472456  

441339 (2008 CT138)          Discovered 2008-Feb-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2008 CT138 = 2013 CX5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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