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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2047918259758878 8.2994e-08  
a 3.114606899155312 4.5071e-08 au
q 2.476760865080198 2.8065e-07 au
i 18.38555738034295 7.8562e-06 deg
node 85.14502534360756 2.2993e-05 deg
peri 302.1792293057824 2.9332e-05 deg
M 332.5587612693942 2.2315e-05 deg
tp 2457553.539838972651
(2016-Jun-14.03983897)
0.00012655 JED
period 2007.720663451913
5.50
4.358e-05
1.193e-07
d
yr
n .1793078123632224 3.8921e-09 deg/d
Q 3.752452933230426 5.4301e-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 = 1.53498 au 
 Jupiter MOID = 1.84158 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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