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JPL Small-Body Database Browser
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117704 (2005 EN317)
Classification: Main-belt Asteroid          SPK-ID: 2117704
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08718979375416552 3.9243e-08  
a 2.519254747742732 1.689e-08 au
q 2.299601445872841 9.9639e-08 au
i 2.642178478000986 4.7214e-06 deg
node 53.48197765882291 0.00013917 deg
peri 186.5230297532275 0.00014502 deg
M 141.1523130188522 4.1933e-05 deg
tp 2458027.846322766817
(2017-Oct-01.34632277)
0.00016991 TDB
period 1460.516794906592
4.00
1.4688e-05
4.021e-08
d
yr
n .246488093293733 2.4789e-09 deg/d
Q 2.738908049612623 1.8363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      9312 days (25.49 yr)  
   first obs. used      1993-03-19  
   last obs. used      2018-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56181  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 11:22:48  

Additional Information
 Earth MOID = 1.28701 au 
 Jupiter MOID = 2.25676 au 
 T_jup = 3.450 
[ 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 16.6   n/a MPO453648  

117704 (2005 EN317)          Discovered 2005-Mar-12 by Buie, M. W. at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EN317 = 1993 FM82 = 2001 FY191 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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