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58558 (1997 LE4)
Classification: Outer Main-belt Asteroid          SPK-ID: 2058558
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08419581113116309 4.5272e-08  
a 3.219249122793427 2.3849e-08 au
q 2.948201831666549 1.5238e-07 au
i 21.17408524859634 5.8198e-06 deg
node 237.4264237427188 1.292e-05 deg
peri 96.19875486885944 3.7531e-05 deg
M 260.1597601450684 3.7168e-05 deg
tp 2459585.604476519766
(2022-Jan-06.10447652)
0.00022045 TDB
period 2109.746649779419
5.78
2.3445e-05
6.419e-08
d
yr
n .1706366022847526 1.8962e-09 deg/d
Q 3.490296413920305 2.5857e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1144  
   data-arc span      9692 days (26.54 yr)  
   first obs. used      1994-01-07  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:50:39  

Additional Information
 Earth MOID = 2.03723 au 
 Jupiter MOID = 1.84398 au 
 T_jup = 3.078 
[ 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 13.2   n/a MPO385193  
diameter diameter 10.863 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58558 (1997 LE4)          Discovered 1997-Jun-09 by Comba, P. G. at Prescott
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 LE4 = 1999 VN40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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