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71544 (2000 CD123)
Classification: Main-belt Asteroid          SPK-ID: 2071544
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09763999568318152 3.9802e-08  
a 2.852526440552889 1.648e-08 au
q 2.574005771211144 1.1449e-07 au
i 2.710684025943148 3.8745e-06 deg
node 87.26319302117572 0.00011685 deg
peri 334.8580297462787 0.00011988 deg
M 138.7377935092313 2.6908e-05 deg
tp 2458322.335226218698
(2018-Jul-22.83522622)
0.00013003 TDB
period 1759.717466928174
4.82
1.5249e-05
4.175e-08
d
yr
n .2045782955308325 1.7729e-09 deg/d
Q 3.131047109894634 1.8089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      719  
   data-arc span      10611 days (29.05 yr)  
   first obs. used      1991-04-08  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:45:20  

Additional Information
 Earth MOID = 1.58733 au 
 Jupiter MOID = 2.13792 au 
 T_jup = 3.296 
[ 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 15.1   n/a MPO432269  

71544 (2000 CD123)          Discovered 2000-Feb-03 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 CD123 = 1996 HN5 = 1998 SQ128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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