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101313 (1998 SA142)
Classification: Main-belt Asteroid          SPK-ID: 2101313
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1741218242328471 4.9422e-08  
a 2.736526638446034 1.7507e-08 au
q 2.26003762809803 1.3609e-07 au
i 5.922218462393448 5.395e-06 deg
node 80.25137048377466 5.3161e-05 deg
peri 269.9808331262948 5.5113e-05 deg
M 345.3328642218639 1.6741e-05 deg
tp 2459267.865999641277
(2021-Feb-22.36599964)
7.7216e-05 TDB
period 1653.476195878083
4.53
1.5867e-05
4.344e-08
d
yr
n .2177231222907451 2.0893e-09 deg/d
Q 3.213015648794038 2.0555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      7969 days (21.82 yr)  
   first obs. used      1998-09-24  
   last obs. used      2020-07-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:13  

Additional Information
 Earth MOID = 1.26191 au 
 Jupiter MOID = 2.23949 au 
 T_jup = 3.322 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.17   n/a E2021B55  

101313 (1998 SA142)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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