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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2147341751636427 9.6532e-08  
a 3.066214867555856 1.2938e-07 AU
q 2.407793747096751 3.1596e-07 AU
i 16.33334941712888 2.2398e-05 deg
node 218.5893368521901 3.8564e-05 deg
peri 267.0663209856846 7.8694e-05 deg
M 273.9445396484829 8.1635e-05 deg
tp 2457469.289888863412
(2016-Mar-21.78988886)
0.00046837 JED
period 1961.111582013087
5.37
0.00012412
3.398e-07
d
yr
n .1835693610204774 1.1618e-08 deg/d
Q 3.724635988014961 1.5716e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4563 days (12.49 yr)  
   first obs. used      1999-12-16  
   last obs. used      2012-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59011  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-12 03:18:42  

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 14.9 mag n/a MPO234234  

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-Sep-02 09:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin