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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1895259364584906 6.5233e-08  
a 2.628954067009901 1.6395e-08 au
q 2.130699085553492 1.7115e-07 au
i 33.00608885244823 6.4022e-06 deg
node 64.13877391393103 8.793e-06 deg
peri 318.012026819556 1.4839e-05 deg
M 125.696032875745 1.2894e-05 deg
tp 2458456.884295680132
(2018-Dec-04.38429568)		 5.359e-05 TDB
period 1556.943756121647
4.26		 1.4565e-05
3.988e-08		 d
yr
n .2312222253273692 2.163e-09 deg/d
Q 3.12720904846631 1.9503e-08 au
   Orbit Determination Parameters
   # obs. used (total)      915  
   data-arc span      9553 days (26.15 yr)  
   first obs. used      1993-12-10  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52369  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:33:47  

Additional Information
 Earth MOID = 1.19664 au 
 Jupiter MOID = 2.3862 au 
 T_jup = 3.150 
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[ 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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