Table X-P
Points of the Euler Triangle of the Nine-Point Center.
Points available at the Kimberling's Encyclopedia ETC.
The ETC version: The 8116 points version of 2015.
The "Discoverer" database version: October 2013.
Last update: 2015-10-28

      Kimberling Notation     Role  
  1     X(5) Nine-Point Center     X(5) Nine-Point Center of the Euler Triangle of the Nine-Point Center  
  2     X(140) Nine-Point Center of the Medial Triangle     X(3) Circumcenter of the Euler Triangle of the Nine-Point Center  
  3     X(143) Nine-Point Center of the Orthic Triangle     X(52) Orthocenter of the Orthic Triangle of the Euler Triangle of the Nine-Point Center  
  4     X(546)     X(4) Orthocenter of the Euler Triangle of the Nine-Point Center  
  5     X(547)     X(2) Centroid of the Euler Triangle of the Nine-Point Center  
  6     X(548)     X(20) de Longchamps Point of the Euler Triangle of the Nine-Point Center  
  7     X(3589)     X(182) Center of the Brocard Circle of the Euler Triangle of the Nine-Point Center  
  8     X(5066)     X(381) Center of the Orthocentroidal Circle of the Euler Triangle of the Nine-Point Center  
  9     X(5462)     X(389) Center of the Taylor Circle of the Euler Triangle of the Nine-Point Center  
  10     X(5901)     X(1) Incenter of the Euler Triangle of the Nine-Point Center