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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2224215712316426 5.5463e-08  
a 2.734912775886173 2.2093e-08 AU
q 2.126609179092077 1.449e-07 AU
i 9.789486202220557 6.414e-06 deg
node 104.544899250818 4.2924e-05 deg
peri 37.73654355469056 4.6753e-05 deg
M 102.265024048469 1.8964e-05 deg
tp 2456531.213273162991
(2013-Aug-26.71327316)
8.4951e-05 JED
period 1652.013708824355
4.52
2.0018e-05
5.481e-08
d
yr
n .2179158672092326 2.6406e-09 deg/d
Q 3.343216372680268 2.7007e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      11818 days (32.36 yr)  
   first obs. used      1982-02-20  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51806  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:11:06  

Additional Information
 Earth MOID = 1.14962 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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