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118820 (2000 SO131)
Classification: Main-belt Asteroid          SPK-ID: 2118820
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1091326522322562 4.0779e-08  
a 2.595597118119788 1.429e-08 au
q 2.312332720492975 1.0495e-07 au
i 15.41140760675813 5.0242e-06 deg
node 264.5046176623861 2.0144e-05 deg
peri 190.0724625175332 3.7309e-05 deg
M 175.1517956927407 2.9812e-05 deg
tp 2458257.367174663204
(2018-May-18.86717466)
0.00012554 TDB
period 1527.405505967841
4.18
1.2614e-05
3.454e-08
d
yr
n .2356937948654872 1.9464e-09 deg/d
Q 2.878861515746601 1.5849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      7246 days (19.84 yr)  
   first obs. used      2000-09-06  
   last obs. used      2020-07-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52158  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:08:45  

Additional Information
 Earth MOID = 1.33014 au 
 Jupiter MOID = 2.34076 au 
 T_jup = 3.358 
[ 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 14.7   n/a MPO280577  
diameter diameter 3.864 km 0.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118820 (2000 SO131)          Discovered 2000-Sep-22 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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