Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559964573631269 9.2788e-08  
a 2.443257063470663 1.5821e-08 au
q 2.062117617141803 2.2848e-07 au
i 5.97749694267153 9.8824e-06 deg
node 345.5148900318981 5.6613e-05 deg
peri 351.9332017244097 6.2977e-05 deg
M 326.3615091061061 2.2426e-05 deg
tp 2458730.842538420750
(2019-Sep-04.34253842)
8.6689e-05 TDB
period 1394.929219015217
3.82
1.3549e-05
3.71e-08
d
yr
n .2580776107436837 2.5067e-09 deg/d
Q 2.824396509799522 1.8289e-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 = 1.05225 au 
 Jupiter MOID = 2.54747 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin