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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1050315959912528 7.1198e-08  
a 2.642739699719802 1.9046e-08 au
q 2.365168531268787 1.9218e-07 au
i 13.40691778889359 5.4036e-06 deg
node 17.58688517736759 2.0063e-05 deg
peri 168.3322499948477 3.0079e-05 deg
M 356.7503613229823 2.5882e-05 deg
tp 2459214.664869715369
(2020-Dec-31.16486972)
0.00011288 TDB
period 1569.206180858414
4.30
1.6964e-05
4.644e-08
d
yr
n .229415359429101 2.4801e-09 deg/d
Q 2.920310868170818 2.1047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      670  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1999-02-10  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:18:00  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1938-Jan-11 12:38 < 00:01 Inter 0.0118908138165561 0.0118685959314267 0.0119130329525701 8.23149957601197 8.23149942644759 2428910.026559516 0.852332560307009 1124.33827688743 60.5173860045155 9.87672151407446 5273.75175952678 T 22 CATAB v2.0f-lin.ifort 2021-Apr-13 16:18:02 2021-Apr-13 16:18

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