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382811 (2003 UM216)
Classification: Main-belt Asteroid          SPK-ID: 2382811
[ 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 .0448989968584759 8.2394e-08  
a 2.811903882671588 3.0642e-08 au
q 2.68565221907718 2.3937e-07 au
i 7.310034806100791 7.5576e-06 deg
node 53.06370530671744 5.033e-05 deg
peri 343.5350987111731 8.2979e-05 deg
M 176.0627556952156 6.7623e-05 deg
tp 2458158.205183027484
(2018-Feb-08.70518303)		 0.00031771 TDB
period 1722.261661262557
4.72		 2.8152e-05
7.708e-08		 d
yr
n .2090274713170418 3.4167e-09 deg/d
Q 2.938155546265996 3.2017e-08 au
   Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6062 days (16.60 yr)  
   first obs. used      2003-10-20  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57703  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:39:56  

Additional Information
 Earth MOID = 1.69392 au 
 Jupiter MOID = 2.26906 au 
 T_jup = 3.307 
[ 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 15.9   n/a MPO434373  

382811 (2003 UM216)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21

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