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46635 (1994 WK2)
Classification: Main-belt Asteroid          SPK-ID: 2046635
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2223065987222807 5.5458e-08  
a 2.735480781792855 2.1848e-08 au
q 2.12736535332232 1.4488e-07 au
i 9.787882295621513 6.0924e-06 deg
node 104.5417452214965 3.4495e-05 deg
peri 37.8058383083065 3.758e-05 deg
M 189.3270248303401 1.746e-05 deg
tp 2458183.949823829540
(2018-Mar-06.44982383)
8.5862e-05 JED
period 1652.528388271585
4.52
1.9798e-05
5.42e-08
d
yr
n .217847997380869 2.61e-09 deg/d
Q 3.34359621026339 2.6706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      864  
   data-arc span      12290 days (33.65 yr)  
   first obs. used      1982-02-20  
   last obs. used      2015-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50338  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-28 17:35:33  

Additional Information
 Earth MOID = 1.15011 au 
 Jupiter MOID = 1.73891 au 
 T_jup = 3.295 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO344651  

46635 (1994 WK2)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 WK2 = 1982 DY = 1999 XP136 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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