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91239 (1999 CA10)
Classification: Main-belt Asteroid          SPK-ID: 2091239
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 .1431997752102183 3.6465e-08  
a 2.378205973701294 1.1315e-08 au
q 2.03764741286367 8.8014e-08 au
i 3.021383228257762 3.8289e-06 deg
node 123.0397148858748 9.7718e-05 deg
peri 35.65018199655478 9.9697e-05 deg
M 299.6523459505742 2.2204e-05 deg
tp 2459225.059026359138
(2021-Jan-10.55902636)
8.3665e-05 TDB
period 1339.592247000676
3.67
9.5601e-06
2.617e-08
d
yr
n .2687384917358501 1.9179e-09 deg/d
Q 2.718764534538917 1.2935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      7591 days (20.78 yr)  
   first obs. used      1999-02-15  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:16:18  

Additional Information
 Earth MOID = 1.04769 au 
 Jupiter MOID = 2.26308 au 
 T_jup = 3.524 
[ 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 16.1   n/a MPO502690  

91239 (1999 CA10)          Discovered 1999-Feb-15 by Baton Rouge at Baton Rouge
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 CA10 = 2001 XE5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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