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JPL Small-Body Database Browser
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58641 (1997 WX20)
Classification: Main-belt Asteroid          SPK-ID: 2058641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893442648553386 7.3196e-08  
a 2.629448308950871 1.7247e-08 au
q 2.131577351917455 1.942e-07 au
i 33.00775917594931 7.7681e-06 deg
node 64.14456622565118 9.2077e-06 deg
peri 318.0756692167727 1.5864e-05 deg
M 33.17114766820769 1.2897e-05 deg
tp 2458456.999511249136
(2018-Dec-04.49951125)
5.5385e-05 TDB
period 1557.382833631169
4.26
1.5323e-05
4.195e-08
d
yr
n .2311570361672922 2.2743e-09 deg/d
Q 3.127319265984286 2.0513e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      9493 days (25.99 yr)  
   first obs. used      1993-12-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55049  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 06:02:44  

Additional Information
 Earth MOID = 1.1969 au 
 Jupiter MOID = 2.38404 au 
 T_jup = 3.150 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO319768  

58641 (1997 WX20)          Discovered 1997-Nov-29 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WX20 = 2000 KF5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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