Acronym	...
Name	reduced 3/2-antifastegium, triangular pucloidfastegium, {3} || pseudo gyrated trip
	©
Circumradius	sqrt(3/5) = 0.774597
Face vector	9, 24, 22, 8
Confer	segmentochora family: n/d-af   general polytopal classes: segmentochora
External links

This polychoron occurs as an edge-faceting of traf. In fact it could also be considered as its vertex-inscribed reduced version of the 3/2-antifastegium.

Incidence matrix according to Dynkin symbol

reduced( ox xx3/2ox&#x by .. .x3/2.x )
({3} || pseudo gyrated trip)

         o. o.3/2o.        | 3 * | 2  4 0 0 | 1 2 4 2 0 | 2 1 2
         .o .o3/2.o        | * 6 | 0  2 1 2 | 0 2 2 2 2 | 2 2 1
---------------------------+-----+----------+-----------+------
         .. x.   ..        | 2 0 | 3  * * * | 1 0 2 0 0 | 1 0 2
         oo oo3/2oo&#x     | 1 1 | * 12 * * | 0 1 1 1 0 | 1 1 1
         .x ..   ..        | 0 2 | *  * 3 * | 0 2 0 0 2 | 2 2 0
reduced( .. .x   ..    & ) | 0 2 | *  * * 6 | 0 0 1 1 1 | 1 1 1
---------------------------+-----+----------+-----------+------
         .. x.3/2o.        | 3 0 | 3  0 0 0 | 1 * * * * | 0 0 2
         ox ..   ..&#x     | 1 2 | 0  2 1 0 | * 6 * * * | 1 1 0
         .. xx   ..&#x     | 2 2 | 1  2 0 1 | * * 6 * * | 1 0 1
         .. ..   ox&#x     | 1 2 | 0  2 0 1 | * * * 6 * | 0 1 1
reduced( .x .x   ..    & ) | 0 4 | 0  0 2 2 | * * * * 3 | 1 1 0
---------------------------+-----+----------+-----------+------
         ox xx   ..&#x     ♦ 2 4 | 1  4 2 2 | 0 2 2 0 1 | 3 * *
         ox ..   ox&#x     ♦ 1 4 | 0  4 2 2 | 0 2 0 2 1 | * 3 *
reduced( .. xx3/2ox&#x   ) ♦ 3 3 | 3  6 0 3 | 1 0 3 3 0 | * * 2