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117564 (2005 EW26)
Classification: Main-belt Asteroid          SPK-ID: 2117564
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0403597559931403 3.7036e-08  
a 2.677331763128037 1.6665e-08 au
q 2.569275306455505 9.7724e-08 au
i 2.360010414143103 5.7612e-06 deg
node 357.7275459357569 8.2685e-05 deg
peri 245.1109958022724 0.00010936 deg
M 146.4472670668856 7.3346e-05 deg
tp 2458549.575702354751
(2019-Mar-07.07570235)
0.00032381 TDB
period 1600.116901090853
4.38
1.494e-05
4.09e-08
d
yr
n .2249835619851124 2.1006e-09 deg/d
Q 2.785388219800569 1.7338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      8145 days (22.30 yr)  
   first obs. used      1998-09-02  
   last obs. used      2020-12-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53451  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:53:14  

Additional Information
 Earth MOID = 1.55578 au 
 Jupiter MOID = 2.20243 au 
 T_jup = 3.376 
[ 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 16.17   n/a MPCxxxxx  

117564 (2005 EW26)          Discovered 2005-Mar-03 by CSS at Catalina
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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