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146766 (2001 XU201)
Classification: Main-belt Asteroid          SPK-ID: 2146766
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0322322414734152 4.9467e-08  
a 2.707994840163921 2.1294e-08 au
q 2.620710096566996 1.322e-07 au
i 1.020119347628154 5.1534e-06 deg
node 231.0343208173178 0.00031456 deg
peri 46.18716031647587 0.00033214 deg
M 197.8948357868935 0.00010984 deg
tp 2459733.433420673018
(2022-Jun-02.93342067)
0.0004974 TDB
period 1627.684304340954
4.46
1.9199e-05
5.256e-08
d
yr
n .2211731101908998 2.6088e-09 deg/d
Q 2.795279583760848 2.1981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      7597 days (20.80 yr)  
   first obs. used      1999-04-11  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54229  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:16  

Additional Information
 Earth MOID = 1.60442 au 
 Jupiter MOID = 2.22685 au 
 T_jup = 3.363 
[ 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 16.5   n/a MPO453933  

146766 (2001 XU201)          Discovered 2001-Dec-14 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 XU201 = 1999 GC62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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