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312343 (2008 CD213)
Classification: Main-belt Asteroid          SPK-ID: 2312343
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1889740522156222 6.6771e-08  
a 2.612581569077784 2.346e-08 au
q 2.118871443225306 1.8721e-07 au
i 4.961438146590614 5.9846e-06 deg
node 99.81389304181349 5.7467e-05 deg
peri 11.36082262601918 5.9916e-05 deg
M 356.9130041377329 1.8617e-05 deg
tp 2459013.726251039920
(2020-Jun-13.22625104)
7.9882e-05 TDB
period 1542.422013767844
4.22
2.0775e-05
5.688e-08
d
yr
n .2333991584576703 3.1437e-09 deg/d
Q 3.106291694930261 2.7893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      6297 days (17.24 yr)  
   first obs. used      2002-10-30  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58349  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:45:27  

Additional Information
 Earth MOID = 1.13579 au 
 Jupiter MOID = 2.0158 au 
 T_jup = 3.378 
[ 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 17.0   n/a MPO455302  

312343 (2008 CD213)          Discovered 2008-Feb-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2008 CD213 = 2004 EV89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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