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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2224207492078642 6.293e-08  
a 2.734435143156798 2.3616e-08 AU
q 2.126240029955549 1.7109e-07 AU
i 9.78960464337084 7.8027e-06 deg
node 104.5445359204645 4.6283e-05 deg
peri 37.69307664572219 5.0272e-05 deg
M 58.72247353194356 2.0726e-05 deg
tp 2456531.097446745295
(2013-Aug-26.59744675)
9.3581e-05 JED
period 1651.580959356835
4.52
2.1395e-05
5.858e-08
d
yr
n .2179729658182742 2.8237e-09 deg/d
Q 3.342630256358047 2.8868e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      710  
   data-arc span      11733 days (32.12 yr)  
   first obs. used      1982-02-20  
   last obs. used      2014-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55179  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:49:41  

Additional Information
 Earth MOID = 1.14897 AU 
 T_jup = 3.296 
[ 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 13.5 mag n/a MPO257184  

46635 (1994 WK2)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro (399)
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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