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101273 (1998 SO113)
Classification: Main-belt Asteroid          SPK-ID: 2101273
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315448931112903 3.1602e-08  
a 2.603110072608022 1.2273e-08 au
q 2.260684236349876 7.9109e-08 au
i 12.77859316618078 3.6338e-06 deg
node 168.2186825892829 1.743e-05 deg
peri 158.8817876081914 2.3653e-05 deg
M 138.3573157200304 1.6689e-05 deg
tp 2458610.927996008423
(2019-May-07.42799601)
6.9663e-05 TDB
period 1534.041914100538
4.20
1.0849e-05
2.97e-08
d
yr
n .2346741615668829 1.6597e-09 deg/d
Q 2.945535908866167 1.3888e-08 au
  Orbit Determination Parameters
   # obs. used (total)      893  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-09-26  
   last obs. used      2021-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49083  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:27:50  

Additional Information
 Earth MOID = 1.25287 au 
 Jupiter MOID = 2.45597 au 
 T_jup = 3.366 
[ 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 15.3   n/a MPO502725  

101273 (1998 SO113)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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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
1958-Dec-13 07:50 < 00:01 Juno 0.0225960789498638 0.0225928381708417 0.0225993250021675 5.46762376339742 5.46762366492508 2436550.826161915 0.683023502892463 612.54851532626 63.0516826058404 75.8613329553141 51976.5087141871 T 32 CATAB v2.0f-lin.ifort 2021-Feb-24 08:27:52 2021-Feb-24 08:27

Alternate Designations
 1998 SO113 = 2002 PU79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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