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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119341387949832 5.2289e-08  
a 2.917691480547812 2.0632e-08 au
q 2.569490129649836 1.584e-07 au
i .891111048246135 4.4297e-06 deg
node 264.6412834667727 0.00031881 deg
peri 88.94074327631473 0.00031931 deg
M 324.8728838492935 1.7877e-05 deg
tp 2459178.122293622318
(2020-Nov-24.62229362)
9.0559e-05 TDB
period 1820.36081270362
4.98
1.9308e-05
5.286e-08
d
yr
n .1977629915386521 2.0976e-09 deg/d
Q 3.265892831445788 2.3094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      7272 days (19.91 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56546  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:32:33  

Additional Information
 Earth MOID = 1.5645 au 
 Jupiter MOID = 2.16043 au 
 T_jup = 3.270 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457172.5 (2015-May-30.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218069252258823 5.2222e-08  
q 2.560519103617 1.5856e-07 au
tp 2457363.460044714268
(2015-Dec-06.96004471)
8.9332e-05 TDB
node 264.742379286352 0.00031931 deg
peri 89.7574774096591 0.0003198 deg
i .8901112525079683 4.4295e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      406  
   data-arc span      7272 days (19.91 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56546  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:32:33  

Additional Information
 Jupiter MOID = 2.16043 au 
 T_jup = 3.270 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.727122387120343E-15 -8.231378183222687E-15 -3.243831007129013E-13 2.77136922655489E-14 2.430621402417378E-15 -2.140111677356246E-16
q -8.231378183222687E-15 2.513971203502784E-14 7.297273300513723E-13 -7.896891563634214E-14 -6.837668789490149E-14 6.756345322370312E-16
tp -3.243831007129013E-13 7.297273300513723E-13 7.980270908189065E-9 4.69113120535074E-12 1.603988629378571E-9 4.828567341111888E-13
node 2.77136922655489E-14 -7.896891563634214E-14 4.69113120535074E-12 1.019618373985888E-7 -1.019474580402874E-7 1.219556939349147E-10
peri 2.430621402417378E-15 -6.837668789490149E-14 1.603988629378571E-9 -1.019474580402874E-7 1.022720517487319E-7 -1.218504329396498E-10
i -2.140111677356246E-16 6.756345322370312E-16 4.828567341111888E-13 1.219556939349147E-10 -1.218504329396498E-10 1.96200956055153E-11

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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