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146752 (2001 XU143)
Classification: Main-belt Asteroid          SPK-ID: 2146752
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 .1193413920236969 5.2838e-08  
a 2.917691469266766 2.7948e-08 au
q 2.569490107828805 1.6305e-07 au
i .8911095786818085 5.016e-06 deg
node 264.6413667872648 0.00034267 deg
peri 88.94065335391986 0.00034332 deg
M 324.8728938439992 2.4539e-05 deg
tp 2459178.122242053365
(2020-Nov-24.62224205)
0.00012539 TDB
period 1820.360802146178
4.98
2.6155e-05
7.161e-08
d
yr
n .1977629926856069 2.8415e-09 deg/d
Q 3.265892830704728 3.1283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      371  
   data-arc span      6849 days (18.75 yr)  
   first obs. used      2000-08-31  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:39:16  

Additional Information
 Earth MOID = 1.5645 au 
 Jupiter MOID = 2.16043 au 
 T_jup = 3.270 
[ 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 15.8   n/a MPO436736  

146752 (2001 XU143)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 XU143 = 2004 HL59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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