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344681 (2003 SM236)
Classification: Main-belt Asteroid          SPK-ID: 2344681
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727592501040205 5.313e-08  
a 2.674338300904406 3.0029e-08 au
q 2.2123216215157 1.3943e-07 au
i 11.2137888808801 8.7629e-06 deg
node 8.096058816354052 2.7386e-05 deg
peri 55.46070230932198 3.9158e-05 deg
M 247.4247302430927 2.8556e-05 deg
tp 2459500.032143024549
(2021-Oct-12.53214302)
0.00013127 TDB
period 1597.434071241066
4.37
2.6905e-05
7.366e-08
d
yr
n .2253614133322646 3.7957e-09 deg/d
Q 3.136354980293111 3.5216e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      5726 days (15.68 yr)  
   first obs. used      2003-09-21  
   last obs. used      2019-05-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60703  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:05:26  

Additional Information
 Earth MOID = 1.24559 au 
 Jupiter MOID = 2.31867 au 
 T_jup = 3.331 
[ 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 16.5   n/a MPO437460  

344681 (2003 SM236)          Discovered 2003-Sep-26 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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