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JPL Small-Body Database Browser
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58132 (1981 EW39)
Classification: Main-belt Asteroid          SPK-ID: 2058132
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1036421849008727 5.3039e-08  
a 3.130780190048205 3.28e-08 au
q 2.80629929070724 1.6896e-07 au
i 10.29905075972085 6.3513e-06 deg
node 358.169571250619 3.2947e-05 deg
peri 276.5016376281591 4.5864e-05 deg
M 227.9365663850905 3.4715e-05 deg
tp 2459342.762254665244
(2021-May-08.26225467)
0.00019897 TDB
period 2023.379253175197
5.54
3.1798e-05
8.706e-08
d
yr
n .177920179538793 2.796e-09 deg/d
Q 3.45526108938917 3.62e-08 au
  Orbit Determination Parameters
   # obs. used (total)      340  
   data-arc span      14712 days (40.28 yr)  
   first obs. used      1978-10-26  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62696  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:33:15  

Additional Information
 Earth MOID = 1.81449 au 
 Jupiter MOID = 1.77652 au 
 T_jup = 3.180 
[ 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 14.8   n/a MPO250738  

58132 (1981 EW39)          Discovered 1981-Mar-02 by Bus, S. J. at Siding Spring
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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