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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .204703716628816 8.299e-08  
a 3.114322319192491 4.5242e-08 au
q 2.476808965673714 2.8069e-07 au
i 18.3860624973213 7.8565e-06 deg
node 85.13951081627476 2.2992e-05 deg
peri 302.1642261835448 2.9335e-05 deg
M 8.434120783154899 2.2814e-05 deg
tp 2457553.469339334560
(2016-Jun-13.96933933)
0.00012656 JED
period 2007.445503196262
5.50
4.3744e-05
1.198e-07
d
yr
n .1793323900583137 3.9078e-09 deg/d
Q 3.751835672711267 5.4504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      7580 days (20.75 yr)  
   first obs. used      1994-11-28  
   last obs. used      2015-08-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .60308  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 14:42:24  

Additional Information
 Earth MOID = 1.5349 au 
 Jupiter MOID = 1.84068 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
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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