You can move the points A, B and C (click on the point and drag it).
Press the keys “+” and “−” to zoom in or zoom out the visualization window and use the arrow keys to translate it.
You can also construct all centers related with this one (as described in ETC) using the “Run Macro Tool”. To do this, click on the icon , select the center name from the list and, then, click on the vertices A, B and C successively.
|Information from Kimberling's Encyclopedia of Triangle Centers|
Trilinears cos A sec(A + ω) : cos B sec(B + ω) : cos C sec(C + ω)
Barycentrics sin 2A sec(A + ω) : sin 2B sec(B + ω) : sin 2C sec(C + ω)
X(293) lies on these lines: 1,163 31,92 72,248 98,109 255,304 287,306
X(293) = isogonal conjugate of X(240)