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JPL Small-Body Database Browser
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410953 (2009 ST345)
Classification: Main-belt Asteroid          SPK-ID: 2410953
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130876891355175 9.8074e-08  
a 3.116839357593825 9.9165e-08 au
q 2.764363197236908 3.0988e-07 au
i 8.611027787927778 2.0538e-05 deg
node 29.43772941548649 8.4397e-05 deg
peri 243.712971054044 0.00013953 deg
M 2.434146143599643 0.00010018 deg
tp 2458586.910164360809
(2019-Apr-13.41016436)
0.00055935 TDB
period 2009.879662719868
5.50
9.5919e-05
2.626e-07
d
yr
n .1791152011125036 8.548e-09 deg/d
Q 3.469315517950741 1.1038e-07 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      4061 days (11.12 yr)  
   first obs. used      2007-03-11  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6241  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:01:16  

Additional Information
 Earth MOID = 1.76189 au 
 Jupiter MOID = 1.66966 au 
 T_jup = 3.190 
[ 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 MPO440760  

410953 (2009 ST345)          Discovered 2009-Sep-19 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

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