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441660 (2008 WS108)
Classification: Main-belt Asteroid          SPK-ID: 2441660
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559324513054167 9.2763e-08  
a 2.44315680343838 1.5747e-08 au
q 2.062189374154727 2.2842e-07 au
i 5.977713578296703 9.8831e-06 deg
node 345.5079825432918 5.6609e-05 deg
peri 352.0287196443099 6.2985e-05 deg
M 69.53074872309672 2.2304e-05 deg
tp 2458731.098602747966
(2019-Sep-04.59860275)
8.6793e-05 TDB
period 1394.843357677178
3.82
1.3485e-05
3.692e-08
d
yr
n .258093497035757 2.4952e-09 deg/d
Q 2.824124232722032 1.8202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      6969 days (19.08 yr)  
   first obs. used      2000-09-24  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62092  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:58:31  

Additional Information
 Earth MOID = 1.05326 au 
 Jupiter MOID = 2.55113 au 
 T_jup = 3.476 
[ 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 17.1   n/a MPO397573  

441660 (2008 WS108)          Discovered 2008-Nov-30 by CSS at Catalina
Reference: Last Updated: 2015-09-02

Alternate Designations
 2008 WS108 = 2000 SE341 = 2006 DE128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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