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392959 (2012 WC29)
Classification: Main-belt Asteroid          SPK-ID: 2392959
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04217349890726933 6.9696e-08  
a 2.344381049892237 2.3603e-08 au
q 2.245510298246384 1.7012e-07 au
i 6.511661053451961 7.2877e-06 deg
node 39.93752971893139 3.8928e-05 deg
peri 207.2654340778849 9.3058e-05 deg
M 219.6884058524011 9.0616e-05 deg
tp 2459511.512811448578
(2021-Oct-24.01281145)
0.000335 TDB
period 1311.114831522538
3.59
1.98e-05
5.421e-08
d
yr
n .2745754920504929 4.1466e-09 deg/d
Q 2.44325180153809 2.4598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      6648 days (18.20 yr)  
   first obs. used      2001-11-11  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59413  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:47:13  

Additional Information
 Earth MOID = 1.23452 au 
 Jupiter MOID = 2.54309 au 
 T_jup = 3.552 
[ 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 17.0   n/a MPO503476  

392959 (2012 WC29)          Discovered 2004-Aug-21 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WC29 = 2004 QO4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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