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39634 (1994 WM2)
Classification: Main-belt Asteroid          SPK-ID: 2039634
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049537576712229 8.9909e-08  
a 3.114252778929667 4.92e-08 AU
q 2.475974969549984 2.9525e-07 AU
i 18.38844654310693 8.9153e-06 deg
node 85.15200439532047 2.5742e-05 deg
peri 302.2263949761519 3.1507e-05 deg
M 260.7984585084433 2.4098e-05 deg
tp 2457553.652828913243
(2016-Jun-14.15282891)
0.00014333 JED
period 2007.378266654421
5.50
4.7569e-05
1.302e-07
d
yr
n .1793383967437242 4.2498e-09 deg/d
Q 3.75253058830935 5.9283e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      7180 days (19.66 yr)  
   first obs. used      1994-11-28  
   last obs. used      2014-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59714  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:01:57  

Additional Information
 Earth MOID = 1.53512 AU 
 T_jup = 3.108 
[ 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 13.7 mag n/a MPO302293  

39634 (1994 WM2)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 WM2 = 1999 SU12 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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