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259554 (2003 UE145)
Classification: Main-belt Asteroid          SPK-ID: 2259554
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2131787936226525 5.1813e-08  
a 2.352925646710081 1.7257e-08 au
q 1.851331795860626 1.2807e-07 au
i 3.249395367365182 6.1645e-06 deg
node 49.50012901697418 8.6684e-05 deg
peri 284.3021353757564 8.7901e-05 deg
M 264.2949378777197 1.9098e-05 deg
tp 2459350.963780061397
(2021-May-16.46378006)
7.2274e-05 TDB
period 1318.289315364555
3.61
1.4503e-05
3.971e-08
d
yr
n .2730811786185545 3.0042e-09 deg/d
Q 2.854519497559536 2.0936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      7608 days (20.83 yr)  
   first obs. used      1999-08-13  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59202  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:09:12  

Additional Information
 Earth MOID = .844637 au 
 Jupiter MOID = 2.52266 au 
 T_jup = 3.523 
[ 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 17.1   n/a MPO470765  

259554 (2003 UE145)          Discovered 2003-Oct-18 by LONEOS at Anderson Mesa
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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