Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
242493 (2004 WO12)
Classification: Main-belt Asteroid          SPK-ID: 2242493
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147341250943473 9.4381e-08  
a 3.066214771130743 1.2333e-07 AU
q 2.407793824900619 3.1439e-07 AU
i 16.3333572498202 2.0114e-05 deg
node 218.5893472634282 3.6872e-05 deg
peri 267.0663306249592 7.6912e-05 deg
M 273.9445452507565 8.1556e-05 deg
tp 2457469.289836231369
(2016-Mar-21.78983623)
0.00046774 JED
period 1961.111489504695
5.37
0.00011832
3.239e-07
d
yr
n .1835693696797028 1.1075e-08 deg/d
Q 3.724635717360868 1.4981e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      5396 days (14.77 yr)  
   first obs. used      1999-12-16  
   last obs. used      2014-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59804  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 20:23:57  

Additional Information
 Earth MOID = 1.48891 AU 
 T_jup = 3.136 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a MPO310620  

242493 (2004 WO12)          Discovered 2004-Nov-22 by McNaught, R. H. at Siding Spring (413)
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Oct-22 06:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin