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146723 (2001 XN11)
Classification: Main-belt Asteroid          SPK-ID: 2146723
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05932277318759963 4.4585e-08  
a 2.673021376973498 1.955e-08 au
q 2.514450336101694 1.1644e-07 au
i 20.7920213148651 6.0221e-06 deg
node 276.0823917757211 1.4875e-05 deg
peri 140.9601379275884 6.703e-05 deg
M 88.34119703697168 6.2524e-05 deg
tp 2458608.791628075607
(2019-May-05.29162808)
0.00027717 TDB
period 1596.25428025121
4.37
1.7512e-05
4.795e-08
d
yr
n .2255279778753954 2.4742e-09 deg/d
Q 2.831592417845302 2.0709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      6778 days (18.56 yr)  
   first obs. used      2001-09-26  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48608  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:56:23  

Additional Information
 Earth MOID = 1.54924 au 
 Jupiter MOID = 2.41981 au 
 T_jup = 3.284 
[ 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 14.8   n/a MPO459680  

146723 (2001 XN11)          Discovered 2001-Dec-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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