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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051877446292132 8.2894e-08  
a 2.643141555688791 2.1484e-08 au
q 2.365115456710137 2.2717e-07 au
i 13.40587837961673 5.4252e-06 deg
node 17.59180512404174 2.0531e-05 deg
peri 168.3237890525794 3.2293e-05 deg
M 310.8841339019638 3.0474e-05 deg
tp 2459214.640280367899
(2020-Dec-31.14028037)
0.00013432 TDB
period 1569.564115566437
4.30
1.9137e-05
5.239e-08
d
yr
n .2293630418978331 2.7965e-09 deg/d
Q 2.921167654667444 2.3744e-08 au
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:35:50  

Additional Information
 Earth MOID = 1.36702 au 
 Jupiter MOID = 2.03487 au 
 T_jup = 3.348 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457017.5 (2014-Dec-26.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1057901319581943 8.278e-08  
q 2.362694501031303 2.2678e-07 au
tp 2457647.510289230421
(2016-Sep-16.01028923)
0.0001256 TDB
node 17.61452523298731 2.0534e-05 deg
peri 168.8463885341036 3.246e-05 deg
i 13.40748033356768 5.4264e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      7655 days (20.96 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59237  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:35:50  

Additional Information
 Jupiter MOID = 2.03487 au 
 T_jup = 3.348 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.852564739976913E-15 -1.871562062308529E-14 -6.526830814414289E-12 2.230212421908308E-14 -1.082182781387578E-12 -3.197925556060129E-14
q -1.871562062308529E-14 5.14272482529891E-14 1.833769753319128E-11 -6.053556292666318E-14 3.037618919032234E-12 8.93280728712191E-14
tp -6.526830814414289E-12 1.833769753319128E-11 1.577654372928315E-8 -2.627270303030793E-11 3.148142748026129E-9 5.50836573197401E-11
node 2.230212421908308E-14 -6.053556292666318E-14 -2.627270303030793E-11 4.216271101470226E-10 -4.144792099840308E-10 -3.413266733152274E-11
peri -1.082182781387578E-12 3.037618919032234E-12 3.148142748026129E-9 -4.144792099840308E-10 1.053624327796391E-9 4.35175369368388E-11
i -3.197925556060129E-14 8.93280728712191E-14 5.50836573197401E-11 -3.413266733152274E-11 4.35175369368388E-11 2.944537294115465E-11

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 15.2   n/a MPO366469  

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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