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79416 (1997 JE18)
Classification: Main-belt Asteroid          SPK-ID: 2079416
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1659116233734972 3.703e-08  
a 2.401993100510387 1.1631e-08 au
q 2.003474525872769 8.9789e-08 au
i 2.950027565603992 5.658e-06 deg
node 125.2883208837779 8.308e-05 deg
peri 98.47845810691639 8.507e-05 deg
M 77.77539932369642 1.8601e-05 deg
tp 2458706.737869596570
(2019-Aug-11.23786960)
6.9667e-05 TDB
period 1359.740584617146
3.72
9.8763e-06
2.704e-08
d
yr
n .264756383734301 1.923e-09 deg/d
Q 2.800511675148005 1.3561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      9548 days (26.14 yr)  
   first obs. used      1993-03-17  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52581  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:48:23  

Additional Information
 Earth MOID = .997147 au 
 Jupiter MOID = 2.18024 au 
 T_jup = 3.505 
[ 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 MPO432343  

79416 (1997 JE18)          Discovered 1997-May-03 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1997 JE18 = 1993 FA80 = 1997 LY14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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