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268218 (2005 CX39)
Classification: Main-belt Asteroid          SPK-ID: 2268218
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1518545402727784 5.6305e-08  
a 3.108114483658359 3.0738e-08 au
q 2.636133187627255 1.8005e-07 au
i 1.921473505376828 5.7648e-06 deg
node 133.1078566212594 0.00016836 deg
peri 244.0964639582818 0.00017006 deg
M 28.38957490535176 1.9819e-05 deg
tp 2458842.666085983687
(2019-Dec-25.16608598)
0.00011034 TDB
period 2001.446278618332
5.48
2.969e-05
8.129e-08
d
yr
n .1798699289838149 2.6683e-09 deg/d
Q 3.580095779689463 3.5406e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      6234 days (17.07 yr)  
   first obs. used      2003-10-23  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47316  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:22:08  

Additional Information
 Earth MOID = 1.6385 au 
 Jupiter MOID = 1.8818 au 
 T_jup = 3.201 
[ 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 16.0   n/a MPO494450  

268218 (2005 CX39)          Discovered 2005-Feb-04 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2005 CX39 = 2003 UH291 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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