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 ]  
392944 (2012 WN8)
Classification: Main-belt Asteroid          SPK-ID: 2392944
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07723333366649389 8.6549e-08  
a 2.925277136841826 4.955e-08 au
q 2.699348231665156 2.5683e-07 au
i 1.982457002614961 9.3699e-06 deg
node 7.130221536934759 0.00023044 deg
peri 51.86472761131915 0.000241 deg
M 101.2460247854307 6.6967e-05 deg
tp 2458086.545785222857
(2017-Nov-29.04578522)
0.00033635 TDB
period 1827.464512427913
5.00
4.6432e-05
1.271e-07
d
yr
n .1969942494378263 5.0052e-09 deg/d
Q 3.151206042018497 5.3377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      5527 days (15.13 yr)  
   first obs. used      2004-02-18  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56752  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:56:28  

Additional Information
 Earth MOID = 1.71174 au 
 Jupiter MOID = 2.09925 au 
 T_jup = 3.273 
[ 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 16.7   n/a MPO434458  

392944 (2012 WN8)          Discovered 2007-Nov-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WN8 = 2007 VU278 
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