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173537 (2000 WJ108)
Classification: Main-belt Asteroid          SPK-ID: 2173537
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1575547563197229 4.9653e-08  
a 2.251047861904388 1.4142e-08 au
q 1.896384564558009 1.1376e-07 au
i 4.935284575751719 5.4105e-06 deg
node 22.47772750126492 5.524e-05 deg
peri 350.7618425569832 5.8405e-05 deg
M 317.7157363596136 2.5141e-05 deg
tp 2459145.394463687095
(2020-Oct-22.89446369)
8.7201e-05 TDB
period 1233.603294383335
3.38
1.1625e-05
3.183e-08
d
yr
n .2918280144347052 2.7501e-09 deg/d
Q 2.605711159250767 1.637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8831 days (24.18 yr)  
   first obs. used      1995-03-23  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58871  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:05:34  

Additional Information
 Earth MOID = .897172 au 
 Jupiter MOID = 2.85752 au 
 T_jup = 3.606 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456833.5 (2014-Jun-25.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573160797826667 4.9454e-08  
q 1.896686353311199 1.1316e-07 au
tp 2456678.705637676000
(2014-Jan-21.20563768)
7.15e-05 TDB
node 22.58416314162203 5.5239e-05 deg
peri 350.758890281884 5.8432e-05 deg
i 4.935985039540899 5.4087e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8831 days (24.18 yr)  
   first obs. used      1995-03-23  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58871  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:05:34  

Additional Information
 Jupiter MOID = 2.85752 au 
 T_jup = 3.606 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.445693413370027E-15 -5.56699660955371E-15 -8.429206405296176E-13 6.254767052393978E-15 -2.490395806880076E-13 -6.765010242739482E-16
q -5.56699660955371E-15 1.280567249917764E-14 2.409127107917012E-12 -1.607301801934309E-14 6.972867526189328E-13 1.78579269871514E-15
tp -8.429206405296176E-13 2.409127107917012E-12 5.112196637696229E-9 -9.307984631847636E-12 1.382461893225161E-9 9.012636784947521E-13
node 6.254767052393978E-15 -1.607301801934309E-14 -9.307984631847636E-12 3.051356349895104E-9 -3.042149165015251E-9 -7.870856152858406E-11
peri -2.490395806880076E-13 6.972867526189328E-13 1.382461893225161E-9 -3.042149165015251E-9 3.41424409050852E-9 7.869824186679197E-11
i -6.765010242739482E-16 1.78579269871514E-15 9.012636784947521E-13 -7.870856152858406E-11 7.869824186679197E-11 2.92538730607822E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO475469  
diameter diameter 1.237 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.349   0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173537 (2000 WJ108)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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