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213924 (2003 UD218)
Classification: Main-belt Asteroid          SPK-ID: 2213924
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1446652010904632 5.0043e-08  
a 3.056809215228388 2.1362e-08 au
q 2.614595295412192 1.4612e-07 au
i 9.101868590355563 4.6968e-06 deg
node 189.5160577266494 2.6242e-05 deg
peri 161.8036213992111 3.0486e-05 deg
M 109.0405912295594 1.5744e-05 deg
tp 2458609.228937520630
(2019-May-05.72893752)
8.3834e-05 TDB
period 1952.094904221964
5.34
2.0462e-05
5.602e-08
d
yr
n .1844172633315096 1.9331e-09 deg/d
Q 3.499023135044584 2.4452e-08 au
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      22028 days (60.31 yr)  
   first obs. used      1960-10-17  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:40  

Additional Information
 Earth MOID = 1.60956 au 
 Jupiter MOID = 1.96973 au 
 T_jup = 3.200 
[ 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 15.52   n/a MPCxxxxx  

213924 (2003 UD218)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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