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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2151694558459478 9.3424e-08  
a 3.067100680949885 5.5069e-08 au
q 2.407154296405162 2.9617e-07 au
i 16.33595212726495 1.4491e-05 deg
node 218.5760983463161 3.3935e-05 deg
peri 267.1599457112693 4.8611e-05 deg
M 24.02932189902296 3.0958e-05 deg
tp 2457469.542767077173
(2016-Mar-22.04276708)
0.0001683 JED
period 1961.961475664219
5.37
5.284e-05
1.447e-07
d
yr
n .1834898413987067 4.9418e-09 deg/d
Q 3.727047065494608 6.6918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      5877 days (16.09 yr)  
   first obs. used      1999-12-16  
   last obs. used      2016-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .64037  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-26 11:06:05  

Additional Information
 Earth MOID = 1.48692 au 
 Jupiter MOID = 1.7996 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 15.1 mag n/a MPO360237  

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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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