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JPL Small-Body Database Browser
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117591 (2005 EL50)
Classification: Main-belt Asteroid          SPK-ID: 2117591
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880185342089451 3.677e-08  
a 2.762823108296848 1.9526e-08 au
q 2.243361157196273 1.016e-07 au
i 8.993617400433054 6.4567e-06 deg
node 358.1388118267289 2.9814e-05 deg
peri 109.3347477452513 3.5131e-05 deg
M 75.03608701066645 1.7722e-05 deg
tp 2458250.880438216538
(2018-May-12.38043822)
8.1793e-05 TDB
period 1677.366814505594
4.59
1.7782e-05
4.868e-08
d
yr
n .2146221070351332 2.2753e-09 deg/d
Q 3.282285059397422 2.3197e-08 au
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      7514 days (20.57 yr)  
   first obs. used      1998-10-12  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55308  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:55  

Additional Information
 Earth MOID = 1.27903 au 
 Jupiter MOID = 1.90148 au 
 T_jup = 3.297 
[ 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 15.8   n/a MPO245004  
diameter diameter 3.804 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117591 (2005 EL50)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EL50 = 2003 UO102 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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