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109924 (2001 SO31)
Classification: Main-belt Asteroid          SPK-ID: 2109924
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050315872582797 7.4196e-08  
a 2.642739698834443 1.9646e-08 au
q 2.365168553555394 2.0118e-07 au
i 13.4069180659232 5.4089e-06 deg
node 17.58688255543093 2.0214e-05 deg
peri 168.3322547018371 3.0629e-05 deg
M 356.7503583695956 2.7095e-05 deg
tp 2459214.664882581786
(2020-Dec-31.16488258)
0.00011818 TDB
period 1569.206180069852
4.30
1.7498e-05
4.791e-08
d
yr
n .2294153595443875 2.5581e-09 deg/d
Q 2.920310844113493 2.1709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      8018 days (21.95 yr)  
   first obs. used      1999-02-10  
   last obs. used      2021-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58864  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-23 21:30:40  

Additional Information
 Earth MOID = 1.36646 au 
 Jupiter MOID = 2.03465 au 
 T_jup = 3.348 
[ 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 15.12   n/a E2021B55  

109924 (2001 SO31)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 SO31 = 1999 CZ58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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