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JPL Small-Body Database Browser
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117250 (2004 ST39)
Classification: Inner Main-belt Asteroid          SPK-ID: 2117250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1060352100972169 3.1914e-08  
a 1.983814897431796 8.5636e-09 au
q 1.773460667988627 6.3885e-08 au
i 19.58272849384107 9.5634e-06 deg
node 10.97872104437409 1.046e-05 deg
peri 92.09527690208766 4.504e-05 deg
M 358.6207894979894 4.4413e-05 deg
tp 2458604.410013009864
(2019-Apr-30.91001301)
0.00012592 TDB
period 1020.587271848025
2.79
6.6084e-06
1.809e-08
d
yr
n .3527380851498677 2.284e-09 deg/d
Q 2.194169126874965 9.4716e-09 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      6913 days (18.93 yr)  
   first obs. used      2000-02-03  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60024  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:08:08  

Additional Information
 Earth MOID = .891604 au 
 Jupiter MOID = 2.94159 au 
 T_jup = 3.780 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO348190  

117250 (2004 ST39)          Discovered 2004-Sep-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2004 ST39 = 2000 ED182 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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