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216028 (2005 WB59)
Classification: Main-belt Asteroid          SPK-ID: 2216028
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1340506296509846 4.4307e-08  
a 3.137836369998245 3.4081e-08 au
q 2.717207428858221 1.3172e-07 au
i 1.346668020712196 6.6931e-06 deg
node 320.0058143260615 0.00017229 deg
peri 296.1553877890194 0.0001749 deg
M 67.65785679570276 2.6611e-05 deg
tp 2458818.942845479781
(2019-Dec-01.44284548)
0.00015248 TDB
period 2030.223570960101
5.56
3.3076e-05
9.056e-08
d
yr
n .1773203725685021 2.8889e-09 deg/d
Q 3.558465311138269 3.8649e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      8073 days (22.10 yr)  
   first obs. used      1998-09-01  
   last obs. used      2020-10-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54361  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:07  

Additional Information
 Earth MOID = 1.701 au 
 Jupiter MOID = 1.49915 au 
 T_jup = 3.197 
[ 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 16.11   n/a E2021B55  

216028 (2005 WB59)          Discovered 2005-Nov-28 by Healy, D. at Junk Bond
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2005 WB59 = 2004 TF304 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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