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58632 (1997 WM2)
Classification: Main-belt Asteroid          SPK-ID: 2058632
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04588826269310543 4.0669e-08  
a 2.95337967791057 1.9518e-08 au
q 2.817854215418131 1.1923e-07 au
i 2.546873581829113 4.9589e-06 deg
node 45.75034161847365 8.8773e-05 deg
peri 43.24537967120068 0.00010299 deg
M 144.6715196950167 5.3332e-05 deg
tp 2458255.497220742323
(2018-May-16.99722074)
0.00027158 TDB
period 1853.861776652106
5.08
1.8377e-05
5.031e-08
d
yr
n .1941892348900602 1.925e-09 deg/d
Q 3.08890514040301 2.0413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      9575 days (26.21 yr)  
   first obs. used      1994-04-05  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:21  

Additional Information
 Earth MOID = 1.83494 au 
 Jupiter MOID = 2.00036 au 
 T_jup = 3.266 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO468486  

58632 (1997 WM2)          Discovered 1997-Nov-23 by Kobayashi, T. at Oizumi
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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