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58649 (1997 WL38)
Classification: Main-belt Asteroid          SPK-ID: 2058649
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1253542615584928 4.7187e-08  
a 2.454655128342114 1.3235e-08 au
q 2.146953647348021 1.1705e-07 au
i 4.016601435380892 4.9923e-06 deg
node 247.1957869476888 6.7565e-05 deg
peri 110.3944646369564 6.9891e-05 deg
M 260.7858802337754 1.8913e-05 deg
tp 2458987.628491495929
(2020-May-18.12849150)
7.4617e-05 TDB
period 1404.701843517025
3.85
1.1361e-05
3.11e-08
d
yr
n .25628214390226 2.0728e-09 deg/d
Q 2.762356609336207 1.4894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      932  
   data-arc span      9940 days (27.21 yr)  
   first obs. used      1991-02-19  
   last obs. used      2018-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51954  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 01:28:41  

Additional Information
 Earth MOID = 1.14618 au 
 Jupiter MOID = 2.68085 au 
 T_jup = 3.479 
[ 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 14.9   n/a MPO436191  
diameter diameter 5.794 km 0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58649 (1997 WL38)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WL38 = 2001 VT45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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