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190401 (1999 TL145)
Classification: Main-belt Asteroid          SPK-ID: 2190401
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09714570121415042 4.7635e-08  
a 2.740634205908805 1.8349e-08 au
q 2.474393374204308 1.3399e-07 au
i 3.680407059501815 5.5572e-06 deg
node 15.38424691547165 6.0603e-05 deg
peri 23.90406082524458 6.557e-05 deg
M 216.7543410988445 2.6419e-05 deg
tp 2459859.907688104488
(2022-Oct-07.40768810)		 0.00012461 TDB
period 1657.200431333288
4.54		 1.6643e-05
4.557e-08		 d
yr
n .2172338319453398 2.1816e-09 deg/d
Q 3.006875037613302 2.0132e-08 au
   Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      10362 days (28.37 yr)  
   first obs. used      1992-02-09  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58703  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:29  

Additional Information
 Earth MOID = 1.48135 au 
 Jupiter MOID = 2.36577 au 
 T_jup = 3.340 
[ 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 15.88   n/a E2021B55  

190401 (1999 TL145)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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Alternate Designations
 1999 TL145 = 2006 DU113 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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