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JPL Small-Body Database Browser
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461998 (2006 WW139)
Classification: Main-belt Asteroid          SPK-ID: 2461998
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2035585817885207 1.2933e-07  
a 2.52974811686498 5.4898e-08 au
q 2.014796177913763 3.3279e-07 au
i 5.357636887401852 1.5871e-05 deg
node 236.3006971859184 8.6641e-05 deg
peri 59.2836359325949 9.2909e-05 deg
M 145.2369629657851 3.9759e-05 deg
tp 2458007.589683687917
(2017-Sep-11.08968369)
0.00015243 TDB
period 1469.651454517359
4.02
4.7839e-05
1.31e-07
d
yr
n .2449560396742001 7.9737e-09 deg/d
Q 3.044700055816195 6.6073e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4415 days (12.09 yr)  
   first obs. used      2006-11-11  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:03:35  

Additional Information
 Earth MOID = 1.00452 au 
 Jupiter MOID = 2.17073 au 
 T_jup = 3.416 
[ 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 16.6   n/a MPO369552  

461998 (2006 WW139)          Discovered 2006-Nov-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-03-24

Alternate Designations
 2006 WW139 = 2010 WT33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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