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117679 (2005 EF223)
Classification: Main-belt Asteroid          SPK-ID: 2117679
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06916387015642494 4.2524e-08  
a 2.62775542381801 1.752e-08 au
q 2.446009688882219 1.0827e-07 au
i 5.03805826704539 4.9099e-06 deg
node 138.6592962154208 5.6758e-05 deg
peri 115.9231745237516 6.9213e-05 deg
M 148.4990134871086 4.0326e-05 deg
tp 2458358.704147227084
(2018-Aug-28.20414723)
0.00017359 TDB
period 1555.879069986597
4.26
1.556e-05
4.26e-08
d
yr
n .2313804504119341 2.314e-09 deg/d
Q 2.8095011587538 1.8731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      550  
   data-arc span      8643 days (23.66 yr)  
   first obs. used      1996-02-16  
   last obs. used      2019-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54897  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:53:26  

Additional Information
 Earth MOID = 1.43627 au 
 Jupiter MOID = 2.22026 au 
 T_jup = 3.393 
[ 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 15.7   n/a MPO493671  

117679 (2005 EF223)          Discovered 2005-Mar-10 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EF223 = 1996 DZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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