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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1518545385921857 5.7852e-08  
a 3.1081144846474 3.1794e-08 au
q 2.63613319368958 1.8639e-07 au
i 1.921473043892321 5.8739e-06 deg
node 133.1078418830669 0.00017213 deg
peri 244.0964784511422 0.0001738 deg
M 28.38957493019097 1.9819e-05 deg
tp 2458842.666085770255
(2019-Dec-25.16608577)
0.00011035 TDB
period 2001.44627957366
5.48
3.071e-05
8.408e-08
d
yr
n .1798699288979596 2.7599e-09 deg/d
Q 3.58009577560522 3.6622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      6209 days (17.00 yr)  
   first obs. used      2003-10-23  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4743  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:14:18  

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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