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JPL Small-Body Database Browser
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117638 (2005 EN132)
Classification: Main-belt Asteroid          SPK-ID: 2117638
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1648195188054308 5.0015e-08  
a 2.458877026100141 1.673e-08 au
q 2.053606097856587 1.259e-07 au
i 1.866446435216476 4.539e-06 deg
node 301.149930956402 0.00019797 deg
peri 318.6142320211854 0.00019863 deg
M 167.7852880483833 1.7248e-05 deg
tp 2457944.120486289257
(2017-Jul-09.62048629)
6.6396e-05 TDB
period 1408.327438504191
3.86
1.4374e-05
3.935e-08
d
yr
n .255622371727957 2.6089e-09 deg/d
Q 2.864147954343695 1.9488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      7456 days (20.41 yr)  
   first obs. used      1998-05-22  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68135  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 01:29:08  

Additional Information
 Earth MOID = 1.03838 au 
 Jupiter MOID = 2.20164 au 
 T_jup = 3.471 
[ 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 16.8   n/a MPO417612  

117638 (2005 EN132)          Discovered 2005-Mar-09 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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