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120932 (1998 SL131)
Classification: Main-belt Asteroid          SPK-ID: 2120932
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .153320867180869 3.9556e-08  
a 2.25553404637474 9.9328e-09 au
q 1.90971361042859 9.1358e-08 au
i 4.716495704440729 3.9005e-06 deg
node 227.1329449313246 5.2909e-05 deg
peri 114.7523179053373 5.4521e-05 deg
M 168.8362215903551 1.3419e-05 deg
tp 2458420.222633996751
(2018-Oct-28.72263400)
4.512e-05 TDB
period 1237.292861646835
3.39
8.1731e-06
2.238e-08
d
yr
n .2909577927418416 1.922e-09 deg/d
Q 2.60135448232089 1.1456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      639  
   data-arc span      7878 days (21.57 yr)  
   first obs. used      1998-09-26  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57041  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:41:25  

Additional Information
 Earth MOID = .907647 au 
 Jupiter MOID = 2.79591 au 
 T_jup = 3.604 
[ 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 16.4   n/a MPO449702  

120932 (1998 SL131)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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