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146664 (2001 UK141)
Classification: Main-belt Asteroid          SPK-ID: 2146664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1102818235642417 4.3409e-08  
a 2.778365101662056 1.869e-08 au
q 2.471961931723515 1.2157e-07 au
i 8.719580599004638 5.4234e-06 deg
node 201.8037626700304 2.743e-05 deg
peri 287.7420094978172 3.5959e-05 deg
M 9.789583261481647 2.3247e-05 deg
tp 2459350.501454053864
(2021-May-16.00145405)
0.00010911 TDB
period 1691.540497516802
4.63
1.7069e-05
4.673e-08
d
yr
n .2128237547540148 2.1475e-09 deg/d
Q 3.084768271600598 2.0751e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      7092 days (19.42 yr)  
   first obs. used      2001-10-18  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5626  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:35:14  

Additional Information
 Earth MOID = 1.50369 au 
 Jupiter MOID = 2.01026 au 
 T_jup = 3.309 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457089.5 (2015-Mar-08.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1082696600482253 4.3868e-08  
q 2.477832628878902 1.2273e-07 au
tp 2457661.688226228090
(2016-Sep-30.18822623)
0.00010797 TDB
node 201.8404164987069 2.7412e-05 deg
peri 288.2387067826603 3.6157e-05 deg
i 8.71978395521333 5.4268e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      7092 days (19.42 yr)  
   first obs. used      2001-10-18  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5626  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:35:14  

Additional Information
 Jupiter MOID = 2.01026 au 
 T_jup = 3.309 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.92438442437979E-15 -5.333642687498303E-15 1.68257407252965E-12 3.29984364298914E-16 4.145672914920966E-13 -2.010052138576146E-16
q -5.333642687498303E-15 1.506175913834995E-14 -4.519786711964377E-12 -1.403382367359348E-15 -1.14120237923951E-12 8.661292962360057E-16
tp 1.68257407252965E-12 -4.519786711964377E-12 1.165841580461141E-8 -2.314762823004108E-11 2.555798657612028E-9 4.203624913634847E-12
node 3.29984364298914E-16 -1.403382367359348E-15 -2.314762823004108E-11 7.51431666740501E-10 -7.472975173466401E-10 -3.746736025912206E-11
peri 4.145672914920966E-13 -1.14120237923951E-12 2.555798657612028E-9 -7.472975173466401E-10 1.307334499506886E-9 3.788037216565341E-11
i -2.010052138576146E-16 8.661292962360057E-16 4.203624913634847E-12 -3.746736025912206E-11 3.788037216565341E-11 2.945008578662652E-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 15.90   n/a MPCxxxxx  

146664 (2001 UK141)          Discovered 2001-Oct-23 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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