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117689 (2005 EY268)
Classification: Main-belt Asteroid          SPK-ID: 2117689
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1200818768294866 3.4794e-08  
a 2.388446603034417 9.5818e-09 au
q 2.101637452235033 8.599e-08 au
i 7.184524223769237 5.0684e-06 deg
node 32.40192763928849 2.706e-05 deg
peri 287.1282930812969 3.4011e-05 deg
M 292.9017378893775 1.9633e-05 deg
tp 2459251.793064543196
(2021-Feb-06.29306454)
7.352e-05 TDB
period 1348.254043993024
3.69
8.1132e-06
2.221e-08
d
yr
n .2670119934769969 1.6068e-09 deg/d
Q 2.675255753833802 1.0732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      866  
   data-arc span      7060 days (19.33 yr)  
   first obs. used      2001-02-17  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:50:52  

Additional Information
 Earth MOID = 1.10274 au 
 Jupiter MOID = 2.61177 au 
 T_jup = 3.513 
[ 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 MPO320351  

117689 (2005 EY268)          Discovered 2005-Mar-14 by Mt. Lemmon Survey at Mt. Lemmon
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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