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JPL Small-Body Database Browser
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359916 (2011 WB117)
Classification: Main-belt Asteroid          SPK-ID: 2359916
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2081456728981059 3.8538e-08  
a 2.543179064892784 3.2611e-08 au
q 2.0138273471303 1.0455e-07 au
i 4.234197388532243 7.5937e-06 deg
node 267.3288392440834 6.3944e-05 deg
peri 75.01976848701625 6.7958e-05 deg
M 6.548943637682571 2.4738e-05 deg
tp 2458573.551624595097
(2019-Mar-31.05162460)
0.00010166 TDB
period 1481.370993932982
4.06
2.8494e-05
7.801e-08
d
yr
n .2430181240718194 4.6744e-09 deg/d
Q 3.072530782655269 3.9399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      5348 days (14.64 yr)  
   first obs. used      2005-03-08  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49939  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 11:18:30  

Additional Information
 Earth MOID = 1.00985 au 
 Jupiter MOID = 2.35084 au 
 T_jup = 3.410 
[ 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 16.2   n/a MPO450335  

359916 (2011 WB117)          Discovered 2007-Dec-14 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 WB117 = 2007 XF27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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