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173806 (2001 SO237)
Classification: Main-belt Asteroid          SPK-ID: 2173806
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1027150933155418 9.6743e-08  
a 2.9270762963322 3.2451e-08 au
q 2.626421381412727 2.888e-07 au
i 2.836262411839953 7.9168e-06 deg
node 127.7535987050642 0.00019099 deg
peri 221.4454233794973 0.00019373 deg
M 278.1283821680303 3.8149e-05 deg
tp 2459416.487578489252
(2021-Jul-20.98757849)
0.00019755 TDB
period 1829.150714518471
5.01
3.0418e-05
8.328e-08
d
yr
n .196812650342359 3.2729e-09 deg/d
Q 3.227731211251672 3.5784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      6427 days (17.60 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .74831  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:22:24  

Additional Information
 Earth MOID = 1.62074 au 
 Jupiter MOID = 2.16423 au 
 T_jup = 3.268 
[ 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 16.3   n/a MPO433117  

173806 (2001 SO237)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 SO237 = 2004 FE155 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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