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(2008 WB59)
Classification: Apollo [NEO]          SPK-ID: 3440286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1881078191569085 4.6806e-07  
a 1.045033313833161 1.392e-07 au
q .8484543762216877 3.8359e-07 au
i 25.6452931305698 4.0735e-05 deg
node 60.50600253719728 1.5205e-05 deg
peri 188.862377838722 0.00013672 deg
M 102.9603201549813 0.00076172 deg
tp 2458888.900817500832
(2020-Feb-09.40081750)
0.000804 TDB
period 390.2057184673274
1.07
7.7964e-05
2.135e-07
d
yr
n .9225902721621531 1.8434e-07 deg/d
Q 1.241612251444634 1.6539e-07 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      709 days (1.94 yr)  
   first obs. used      2008-11-23  
   last obs. used      2010-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .3699  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 13:36:39  

Additional Information
 Earth MOID = .161636 au 
 Jupiter MOID = 3.77602 au 
 T_jup = 5.773 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.3   n/a MPO187143  
diameter diameter 0.407 km 0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.203   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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