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357392 (2003 UM143)
Classification: Main-belt Asteroid          SPK-ID: 2357392
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 .1787807763381209 7.7972e-08  
a 2.572496534278337 2.1405e-08 au
q 2.112583606752931 2.1081e-07 au
i 10.64807769891335 7.1764e-06 deg
node 23.04528046172937 3.1569e-05 deg
peri 358.5694789543983 3.7695e-05 deg
M 21.98142037814786 2.5088e-05 deg
tp 2458908.479651114772
(2020-Feb-28.97965111)
0.00010416 TDB
period 1507.060282219738
4.13
1.8809e-05
5.15e-08
d
yr
n .2388756470111194 2.9814e-09 deg/d
Q 3.032409461803744 2.5231e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      5765 days (15.78 yr)  
   first obs. used      2003-09-27  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59681  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:42:45  

Additional Information
 Earth MOID = 1.11569 au 
 Jupiter MOID = 2.42782 au 
 T_jup = 3.382 
[ 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 16.4   n/a MPO494858  

357392 (2003 UM143)          Discovered 2003-Oct-18 by LONEOS at Anderson Mesa
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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