Acronym	stut thix
Name	small tritrigonal trishecatonicosihexacosachoron
Circumradius	sqrt[8+3 sqrt(5)] = 3.835128
General of army	x3o3o5v
Colonel of regiment	stut phiddix
Face vector	2400, 10800, 7680, 960
Confer	general polytopal classes: Wythoffian polychora
External links

As abstract polytope stut thix is isomorphic to getit thix, thereby interchanging the roles of pentagrams and pentagons, resp. replacing the siid by giid and ti by tiggy.

Incidence matrix according to Dynkin symbol

x3x3o3o5/4*a5/2*c

. . . .           | 2400 |    6    3 |    6    3    3    3 |   3   3   1   1
------------------+------+-----------+---------------------+----------------
x . . .           |    2 | 7200    * |    1    1    1    0 |   1   1   1   0
. x . .           |    2 |    * 3600 |    2    0    0    2 |   2   1   0   1
------------------+------+-----------+---------------------+----------------
x3x . .           |    6 |    3    3 | 2400    *    *    * |   1   1   0   0
x . o .   *a5/2*c |    5 |    5    0 |    * 1440    *    * |   1   0   1   0
x . . o5/4*a      |    5 |    5    0 |    *    * 1440    * |   0   1   1   0
. x3o .           |    3 |    0    3 |    *    *    * 2400 |   1   0   0   1
------------------+------+-----------+---------------------+----------------
x3x3o .   *a5/2*c ♦   60 |   60   60 |   20   12    0   20 | 120   *   *   *
x3x . o5/4*a      ♦   60 |   60   30 |   20    0   12    0 |   * 120   *   *
x . o3o5/4*a5/2*c ♦   20 |   60    0 |    0   12   12    0 |   *   * 120   *
. x3o3o           ♦    4 |    0    6 |    0    0    0    4 |   *   *   * 600

x3x3o3/2o5*a5/2*c

. . .   .         | 2400 |    6    3 |    6    3    3    3 |   3   3   1   1
------------------+------+-----------+---------------------+----------------
x . .   .         |    2 | 7200    * |    1    1    1    0 |   1   1   1   0
. x .   .         |    2 |    * 3600 |    2    0    0    2 |   2   1   0   1
------------------+------+-----------+---------------------+----------------
x3x .   .         |    6 |    3    3 | 2400    *    *    * |   1   1   0   0
x . o   . *a5/2*c |    5 |    5    0 |    * 1440    *    * |   1   0   1   0
x . .   o5*a      |    5 |    5    0 |    *    * 1440    * |   0   1   1   0
. x3o   .         |    3 |    0    3 |    *    *    * 2400 |   1   0   0   1
------------------+------+-----------+---------------------+----------------
x3x3o   . *a5/2*c ♦   60 |   60   60 |   20   12    0   20 | 120   *   *   *
x3x .   o5*a      ♦   60 |   60   30 |   20    0   12    0 |   * 120   *   *
x . o3/2o5*a5/2*c ♦   20 |   60    0 |    0   12   12    0 |   *   * 120   *
. x3o3/2o         ♦    4 |    0    6 |    0    0    0    4 |   *   *   * 600

x3x3/2o3o5*a5/3*c

. .   . .         | 2400 |    6    3 |    6    3    3    3 |   3   3   1   1
------------------+------+-----------+---------------------+----------------
x .   . .         |    2 | 7200    * |    1    1    1    0 |   1   1   1   0
. x   . .         |    2 |    * 3600 |    2    0    0    2 |   2   1   0   1
------------------+------+-----------+---------------------+----------------
x3x   . .         |    6 |    3    3 | 2400    *    *    * |   1   1   0   0
x .   o . *a5/3*c |    5 |    5    0 |    * 1440    *    * |   1   0   1   0
x .   . o5*a      |    5 |    5    0 |    *    * 1440    * |   0   1   1   0
. x3/2o .         |    3 |    0    3 |    *    *    * 2400 |   1   0   0   1
------------------+------+-----------+---------------------+----------------
x3x3/2o . *a5/3*c ♦   60 |   60   60 |   20   12    0   20 | 120   *   *   *
x3x   . o5*a      ♦   60 |   60   30 |   20    0   12    0 |   * 120   *   *
x .   o3o5*a5/3*c ♦   20 |   60    0 |    0   12   12    0 |   *   * 120   *
. x3/2o3o         ♦    4 |    0    6 |    0    0    0    4 |   *   *   * 600

x3x3/2o3/2o5/4*a5/3*c

. .   .   .           | 2400 |    6    3 |    6    3    3    3 |   3   3   1   1
----------------------+------+-----------+---------------------+----------------
x .   .   .           |    2 | 7200    * |    1    1    1    0 |   1   1   1   0
. x   .   .           |    2 |    * 3600 |    2    0    0    2 |   2   1   0   1
----------------------+------+-----------+---------------------+----------------
x3x   .   .           |    6 |    3    3 | 2400    *    *    * |   1   1   0   0
x .   o   .   *a5/3*c |    5 |    5    0 |    * 1440    *    * |   1   0   1   0
x .   .   o5/4*a      |    5 |    5    0 |    *    * 1440    * |   0   1   1   0
. x3/2o   .           |    3 |    0    3 |    *    *    * 2400 |   1   0   0   1
----------------------+------+-----------+---------------------+----------------
x3x3/2o   .   *a5/3*c ♦   60 |   60   60 |   20   12    0   20 | 120   *   *   *
x3x   .   o5/4*a      ♦   60 |   60   30 |   20    0   12    0 |   * 120   *   *
x .   o3/2o5/4*a5/3*c ♦   20 |   60    0 |    0   12   12    0 |   *   * 120   *
. x3/2o3/2o           ♦    4 |    0    6 |    0    0    0    4 |   *   *   * 600