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(2014 WB556)
Classification: TransNeptunian Object          SPK-ID: 3989636
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8573417851424406 0.0217  
a 298.0154242656702 41.51 au
q 42.51434842575869 0.54627 au
i 24.15739745065766 0.0013312 deg
node 114.7514826835708 0.025115 deg
peri 234.5324611821052 2.9924 deg
M 1.509555455249908 0.21255 deg
tp 2451120.919233259953
(1998-Nov-03.41923326)
538.12 TDB
period 1879128.763478786
5144.77
3.9261e+05
1075
d
yr
n .0001915781435507062 4.0027e-05 deg/d
Q 553.5165001055818 77.098 au
  Orbit Determination Parameters
   # obs. used (total)      6  
   data-arc span      375 days (1.03 yr)  
   first obs. used      2014-11-21  
   last obs. used      2015-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .032991  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-04 13:14:49  

Additional Information
 Earth MOID = 41.5664 au 
 Jupiter MOID = 37.8117 au 
 T_jup = 7.126 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.377   .27065 1 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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