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JPL Small-Body Database Browser
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173807 (2001 SG238)
Classification: Main-belt Asteroid          SPK-ID: 2173807
[ 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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08542109467690051 8.9745e-08  
a 2.931236290248435 2.738e-08 au
q 2.680846877578757 2.6453e-07 au
i 2.329586590209421 9.9139e-06 deg
node 169.6915739550075 0.0001545 deg
peri 215.6681864786529 0.00015992 deg
M 167.2092851924738 4.2756e-05 deg
tp 2457749.102129430423
(2016-Dec-26.60212943)		 0.00021148 TDB
period 1833.051514168207
5.02		 2.5683e-05
7.032e-08		 d
yr
n .1963938259331239 2.7517e-09 deg/d
Q 3.181625702918113 2.9719e-08 au
   Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6441 days (17.63 yr)  
   first obs. used      2001-09-11  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57521  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:42:24  

Additional Information
 Earth MOID = 1.68422 au 
 Jupiter MOID = 2.2326 au 
 T_jup = 3.270 
[ 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 16.2   n/a MPO433117  

173807 (2001 SG238)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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