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 ]  
392947 (2012 WC13)
Classification: Main-belt Asteroid          SPK-ID: 2392947
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02940015951558055 8.8232e-08  
a 2.678964829483177 4.4546e-08 au
q 2.600202836159742 2.2233e-07 au
i 4.839219130563708 1.0349e-05 deg
node 214.7117713366298 0.00011454 deg
peri 219.9894844660512 0.00022411 deg
M 154.8153873854105 0.00019204 deg
tp 2457911.751655457340
(2017-Jun-07.25165546)
0.00085064 TDB
period 1601.581136234808
4.38
3.9947e-05
1.094e-07
d
yr
n .2247778722259004 5.6065e-09 deg/d
Q 2.757726822806613 4.5856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      50  
   data-arc span      5694 days (15.59 yr)  
   first obs. used      2003-09-28  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:58:49  

Additional Information
 Earth MOID = 1.61605 au 
 Jupiter MOID = 2.31965 au 
 T_jup = 3.372 
[ 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 17.6   n/a MPO437609  

392947 (2012 WC13)          Discovered 2003-Sep-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WC13 = 2003 UU357 
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