Acronym	otut
Name	octagon - truncated-tetrahedron duoprism
Circumradius	sqrt[(19+4 sqrt(2))/8] = 1.755593
Volume	23[2+sqrt(2)]/6 = 13.087819
Face vector	96, 240, 220, 90, 16
Confer	more general: n-tut-dip   general polytopal classes: Wythoffian polytera
External links

As abstract polytope otut is isomorphic to stotut, thereby replacing octagons by octagrams, resp. replacing op by stop as well as todip by tistodip and hodip by histodip.

Incidence matrix according to Dynkin symbol

x8o x3x3o  

. . . . . | 96 |  2  1  2 |  1  2  4  2  1 | 1  2  4  2 1 | 2 1 2
----------+----+----------+----------------+--------------+------
x . . . . |  2 | 96  *  * |  1  1  2  0  0 | 1  2  2  1 0 | 2 1 1
. . x . . |  2 |  * 48  * |  0  2  0  2  0 | 1  0  4  0 1 | 2 0 2
. . . x . |  2 |  *  * 96 |  0  0  2  1  1 | 0  1  2  2 1 | 1 1 2
----------+----+----------+----------------+--------------+------
x8o . . . |  8 |  8  0  0 | 12  *  *  *  * | 1  2  0  0 0 | 2 1 0
x . x . . |  4 |  2  2  0 |  * 48  *  *  * | 1  0  2  0 0 | 2 0 1
x . . x . |  4 |  2  0  2 |  *  * 96  *  * | 0  1  1  1 0 | 1 1 1
. . x3x . |  6 |  0  3  3 |  *  *  * 32  * | 0  0  2  0 1 | 1 0 2
. . . x3o |  3 |  0  0  3 |  *  *  *  * 32 | 0  0  0  2 1 | 0 1 2
----------+----+----------+----------------+--------------+------
x8o x . . ♦ 16 | 16  8  0 |  2  8  0  0  0 | 6  *  *  * * | 2 0 0
x8o . x . ♦ 16 | 16  0  8 |  2  0  8  0  0 | * 12  *  * * | 1 1 0
x . x3x . ♦ 12 |  6  6  6 |  0  3  3  2  0 | *  * 32  * * | 1 0 1
x . . x3o ♦  6 |  3  0  6 |  0  0  3  0  2 | *  *  * 32 * | 0 1 1
. . x3x3o ♦ 12 |  0  6 12 |  0  0  0  4  4 | *  *  *  * 8 | 0 0 2
----------+----+----------+----------------+--------------+------
x8o x3x . ♦ 48 | 48 24 24 |  6 24 24  8  0 | 3  3  8  0 0 | 4 * *
x8o . x3o ♦ 24 | 24  0 24 |  3  0 24  0  8 | 0  3  0  8 0 | * 4 *
x . x3x3o ♦ 24 | 12 12 24 |  0  6 12  8  8 | 0  0  4  4 2 | * * 8

x4x x3x3o

. . . . . | 96 |  1  1  1  2 |  1  1  2  1  2  2  1 | 1  2  2  1  2  1 1 | 2 1 1 1
----------+----+-------------+----------------------+--------------------+--------
x . . . . |  2 | 48  *  *  * |  1  1  2  0  0  0  0 | 1  2  2  1  0  0 0 | 2 1 1 0
. x . . . |  2 |  * 48  *  * |  1  0  0  1  2  0  0 | 1  2  0  0  2  1 0 | 2 1 0 1
. . x . . |  2 |  *  * 48  * |  0  1  0  1  0  2  0 | 1  0  2  0  2  0 1 | 2 0 1 1
. . . x . |  2 |  *  *  * 96 |  0  0  1  0  1  1  1 | 0  1  1  1  1  1 1 | 1 1 1 1
----------+----+-------------+----------------------+--------------------+--------
x4x . . . |  8 |  4  4  0  0 | 12  *  *  *  *  *  * | 1  2  0  0  0  0 0 | 2 1 0 0
x . x . . |  4 |  2  0  2  0 |  * 24  *  *  *  *  * | 1  0  2  0  0  0 0 | 2 0 1 0
x . . x . |  4 |  2  0  0  2 |  *  * 48  *  *  *  * | 0  1  1  1  0  0 0 | 1 1 1 0
. x x . . |  4 |  0  2  2  0 |  *  *  * 24  *  *  * | 1  0  0  0  2  0 0 | 2 0 0 1
. x . x . |  4 |  0  2  0  2 |  *  *  *  * 48  *  * | 0  1  0  0  1  1 0 | 1 1 0 1
. . x3x . |  6 |  0  0  3  3 |  *  *  *  *  * 32  * | 0  0  1  0  1  0 1 | 1 0 1 1
. . . x3o |  3 |  0  0  0  3 |  *  *  *  *  *  * 32 | 0  0  0  1  0  1 1 | 0 1 1 1
----------+----+-------------+----------------------+--------------------+--------
x4x x . . ♦ 16 |  8  8  8  0 |  2  4  0  4  0  0  0 | 6  *  *  *  *  * * | 2 0 0 0
x4x . x . ♦ 16 |  8  8  0  8 |  2  0  4  0  4  0  0 | * 12  *  *  *  * * | 1 1 0 0
x . x3x . ♦ 12 |  6  0  6  6 |  0  3  3  0  0  2  0 | *  * 16  *  *  * * | 1 0 1 0
x . . x3o ♦  6 |  3  0  0  6 |  0  0  3  0  0  0  2 | *  *  * 16  *  * * | 0 1 1 0
. x x3x . ♦ 12 |  0  6  6  6 |  0  0  0  3  3  2  0 | *  *  *  * 16  * * | 1 0 0 1
. x . x3o ♦  6 |  0  3  0  6 |  0  0  0  0  3  0  2 | *  *  *  *  * 16 * | 0 1 0 1
. . x3x3o ♦ 12 |  0  0  6 12 |  0  0  0  0  0  4  4 | *  *  *  *  *  * 8 | 0 0 1 1
----------+----+-------------+----------------------+--------------------+--------
x4x x3x . ♦ 48 | 24 24 24 24 |  6 12 12 12 12  8  0 | 3  3  4  0  4  0 0 | 4 * * *
x4x . x3o ♦ 24 | 12 12  0 24 |  3  0 12  0 12  0  8 | 0  3  0  4  0  4 0 | * 4 * *
x . x3x3o ♦ 24 | 12  0 12 24 |  0  6 12  0  0  8  8 | 0  0  4  4  0  0 2 | * * 4 *
. x x3x3o ♦ 24 |  0 12 12 24 |  0  0  0  6 12  8  8 | 0  0  0  0  4  4 2 | * * * 4