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344738 (2003 UB164)
Classification: Main-belt Asteroid          SPK-ID: 2344738
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1958749562815348 5.4548e-08  
a 2.847601076082366 2.1297e-08 au
q 2.289827339797481 1.556e-07 au
i 8.547347497647117 6.036e-06 deg
node 67.03745814570429 5.1212e-05 deg
peri 338.4384494887675 5.5173e-05 deg
M 153.7057720163733 2.1638e-05 deg
tp 2458251.115294303139
(2018-May-12.61529430)
0.00010141 TDB
period 1755.161764661202
4.81
1.969e-05
5.391e-08
d
yr
n .2051092994664744 2.301e-09 deg/d
Q 3.405374812367251 2.5469e-08 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      7878 days (21.57 yr)  
   first obs. used      1998-09-28  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:27:19  

Additional Information
 Earth MOID = 1.30216 au 
 Jupiter MOID = 1.99319 au 
 T_jup = 3.262 
[ 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 16.3   n/a MPO242310  

344738 (2003 UB164)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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