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118934 (2000 WG31)
Classification: Main-belt Asteroid          SPK-ID: 2118934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1284206828373659 4.1315e-08  
a 3.13892644007711 1.9344e-08 au
q 2.735823363266146 1.2857e-07 au
i 6.307181081485975 4.4744e-06 deg
node 124.5538671449329 3.7135e-05 deg
peri 323.3226631030053 4.0629e-05 deg
M 209.1039166739358 1.7332e-05 deg
tp 2460051.923437064932
(2023-Apr-17.42343706)
0.00010164 TDB
period 2031.281598482893
5.56
1.8777e-05
5.141e-08
d
yr
n .1772280122405844 1.6383e-09 deg/d
Q 3.542029516888075 2.1828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      8557 days (23.43 yr)  
   first obs. used      1995-12-18  
   last obs. used      2019-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54408  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:59:34  

Additional Information
 Earth MOID = 1.75524 au 
 Jupiter MOID = 1.65716 au 
 T_jup = 3.189 
[ 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 14.8   n/a MPO436572  
diameter diameter 6.415 km 0.299 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118934 (2000 WG31)          Discovered 2000-Nov-20 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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