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109501 (2001 QE232)
Classification: Main-belt Asteroid          SPK-ID: 2109501
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .183698969024962 3.5308e-08  
a 2.374947327942483 8.762e-09 au
q 1.93867195231086 8.5551e-08 au
i 2.332674848400931 4.4277e-06 deg
node 9.939277038697192 0.00010042 deg
peri 66.0394839645586 0.00010122 deg
M 342.2643543908383 1.3551e-05 deg
tp 2459066.360329868142
(2020-Aug-04.86032987)
5.0494e-05 TDB
period 1336.839902816013
3.66
7.3981e-06
2.025e-08
d
yr
n .2692917822408433 1.4903e-09 deg/d
Q 2.811222703574105 1.0372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      566  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      1999-02-10  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5541  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:52:34  

Additional Information
 Earth MOID = .955242 au 
 Jupiter MOID = 2.45041 au 
 T_jup = 3.518 
[ 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 MPO449653  

109501 (2001 QE232)          Discovered 2001-Aug-24 by Yeung, W. K. Y. at Desert Eagle
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QE232 = 1999 CO30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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