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390384 (2013 WB46)
Classification: Main-belt Asteroid          SPK-ID: 2390384
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .170677778544514 6.7603e-08  
a 2.782747602758278 4.1959e-08 au
q 2.307794423669423 2.0241e-07 au
i 9.891143068840183 6.3104e-06 deg
node 72.04022644260917 4.3241e-05 deg
peri 290.837275863528 4.7037e-05 deg
M 179.1085477185545 2.2544e-05 deg
tp 2458156.926429778551
(2018-Feb-07.42642978)
9.9443e-05 TDB
period 1695.544345303524
4.64
3.8349e-05
1.05e-07
d
yr
n .212321194073845 4.8022e-09 deg/d
Q 3.257700781847132 4.9121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      7502 days (20.54 yr)  
   first obs. used      1999-10-07  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:16:34  

Additional Information
 Earth MOID = 1.32856 au 
 Jupiter MOID = 2.27648 au 
 T_jup = 3.290 
[ 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 15.8   n/a MPO472012  

390384 (2013 WB46)          Discovered 2004-Dec-10 by LINEAR at Socorro
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2013 WB46 = 2004 YH27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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