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390386 (2013 WC58)
Classification: Main-belt Asteroid          SPK-ID: 2390386
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07444571188093049 7.8779e-08  
a 2.59139826077632 3.319e-08 au
q 2.398479772485821 2.1448e-07 au
i 20.88235194906645 8.5527e-06 deg
node 233.9825337916482 1.6437e-05 deg
peri 281.8946033530215 7.6018e-05 deg
M 116.2253170475262 6.8203e-05 deg
tp 2458508.576114807546
(2019-Jan-25.07611481)		 0.00029016 TDB
period 1523.700714852579
4.17		 2.9273e-05
8.015e-08		 d
yr
n .2362668708433537 4.5391e-09 deg/d
Q 2.784316749066818 3.5661e-08 au
   Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      7190 days (19.69 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5492  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:41:21  

Additional Information
 Earth MOID = 1.47734 au 
 Jupiter MOID = 2.34712 au 
 T_jup = 3.323 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO472012  

390386 (2013 WC58)          Discovered 2009-Aug-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

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Alternate Designations
 2013 WC58 = 2011 HV78 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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