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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457409.5 (2016-Jan-22.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331424825165983 3.1667e-08  
q 2.255230330057567 7.9402e-08 au
tp 2457077.332335962909
(2015-Feb-23.83233596)
6.5935e-05 TDB
node 168.2954062925376 1.7408e-05 deg
peri 158.7164282067421 2.3491e-05 deg
i 12.78976514751118 3.6374e-06 deg
  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
 Jupiter MOID = 2.45597 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.002809658767705E-15 -2.494740743229039E-15 3.537772947377846E-13 9.421556909709902E-15 7.257885411684354E-14 4.762197849013734E-16
q -2.494740743229039E-15 6.304607020575219E-15 -8.021079103471305E-13 -2.413442350980688E-14 -1.568846383333316E-13 -7.361666212667346E-16
tp 3.537772947377846E-13 -8.021079103471305E-13 4.347392066652027E-9 1.414789931114962E-11 1.056709952284564E-9 4.52962022477702E-12
node 9.421556909709902E-15 -2.413442350980688E-14 1.414789931114962E-11 3.030390399972958E-10 -2.917606137987543E-10 9.319254441886189E-12
peri 7.257885411684354E-14 -1.568846383333316E-13 1.056709952284564E-9 -2.917606137987543E-10 5.518340170932657E-10 -7.982219321919021E-12
i 4.762197849013734E-16 -7.361666212667346E-16 4.52962022477702E-12 9.319254441886189E-12 -7.982219321919021E-12 1.323100315844788E-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 15.3   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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Alternate Designations
 1998 SO113 = 2002 PU79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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