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JPL Small-Body Database Browser
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390388 (2013 WB69)
Classification: Main-belt Asteroid          SPK-ID: 2390388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436122962822131 9.8512e-08  
a 3.121342830303076 7.2257e-08 au
q 2.673079618959229 3.1517e-07 au
i 6.208086389418016 6.1796e-06 deg
node 67.95699978030898 8.3603e-05 deg
peri 324.0872910583786 8.7717e-05 deg
M 78.418735401782 3.4204e-05 deg
tp 2458561.739050017628
(2019-Mar-19.23905002)
0.00018406 TDB
period 2014.237301639331
5.51
6.9942e-05
1.915e-07
d
yr
n .1787276999125208 6.2061e-09 deg/d
Q 3.569606041646923 8.2633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5804 days (15.89 yr)  
   first obs. used      2004-02-13  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63291  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 09:56:23  

Additional Information
 Earth MOID = 1.68248 au 
 Jupiter MOID = 1.8656 au 
 T_jup = 3.191 
[ 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 16.0   n/a MPO455775  

390388 (2013 WB69)          Discovered 2008-Dec-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ show close-approach data ]
Alternate Designations
 2013 WB69 = 2008 XH43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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