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259256 (2003 CD4)
Classification: Main-belt Asteroid          SPK-ID: 2259256
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736171752687519 7.9685e-08  
a 2.525464032662584 2.2189e-08 au
q 2.087000101068875 1.9831e-07 au
i 13.82769906044351 7.4032e-06 deg
node 305.5220845272294 3.0482e-05 deg
peri 127.8550347423915 3.4509e-05 deg
M 135.4327521946289 2.0268e-05 deg
tp 2458449.017911333021
(2018-Nov-26.51791133)		 7.9055e-05 TDB
period 1465.919791948124
4.01		 1.932e-05
5.29e-08		 d
yr
n .2455796026340435 3.2366e-09 deg/d
Q 2.963927964256293 2.6042e-08 au
   Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      7789 days (21.33 yr)  
   first obs. used      1999-01-16  
   last obs. used      2020-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50338  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:11:22  

Additional Information
 Earth MOID = 1.13161 au 
 Jupiter MOID = 2.32339 au 
 T_jup = 3.393 
[ 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 15.5   n/a MPO382345  

259256 (2003 CD4)          Discovered 2003-Feb-01 by LINEAR at Socorro
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

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