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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1895259274723712 6.2248e-08  
a 2.628954068394874 1.6045e-08 au
q 2.130699110300072 1.624e-07 au
i 33.00608898814916 5.7151e-06 deg
node 64.13877366566271 8.6719e-06 deg
peri 318.0120260333586 1.4429e-05 deg
M 125.6960334306038 1.2775e-05 deg
tp 2458456.884292850877
(2018-Dec-04.38429285)		 5.29e-05 TDB
period 1556.943757351979
4.26		 1.4253e-05
3.902e-08		 d
yr
n .2312222251446522 2.1168e-09 deg/d
Q 3.127209026489676 1.9086e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1055  
   data-arc span      9713 days (26.59 yr)  
   first obs. used      1993-12-10  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50376  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:17  

Additional Information
 Earth MOID = 1.19664 au 
 Jupiter MOID = 2.3862 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 14.46   n/a E2021B10  

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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