Table P-X
Points of Triangle T15
Points available in the Kimberling's Encyclopedia ETC.
The ETC version: The 12433 points version of 2017.
The "Discoverer" database version: October 2013.
Last update: 2017-05-29

      Role     Kimberling Notation  
  1     X(2) Centroid of Triangle T15     X(5886)    
  2     X(3) Circumcenter of Triangle T15     X(5)   Nine-Point Center  
  3     X(4) Orthocenter of Triangle T15     X(1)   Incenter  
  4     X(5) Nine-Point Center of Triangle T15     X(5901)    
  5     X(20) de Longchamps Point of Triangle T15     X(355)   Center of the Fuhrmann Circle  
  6     X(24) Perspector of the Kosnita Triangle and the Orthic Triangle of Triangle T15     X(496)   Harmonic Conjugate of the Johnson Midpoint  
  7     X(26) Circumcenter of the Tangential Triangle of Triangle T15     X(10943)    
  8     X(52) Orthocenter of the Orthic Triangle of Triangle T15     X(12005)    
  9     X(54) Kosnita Point of Triangle T15     X(11263)    
  10     X(68) Prasolov Point of Triangle T15     X(5450)    
  11     X(74) Ceva Product of the First Isodynamic Point and the Second Isodynamic Point of Triangle T15     X(10)   Spieker Center  
  12     X(110) Euler Reflection Point of Triangle T15     X(946)    
  13     X(125) Center of the Jerabek Hyperbola of Triangle T15     X(1125)    
  14     X(381) Center of the Orthocentroidal Circle of Triangle T15     X(10283)