Acronym ...
Name 2gitphi (?)
Circumradius sqrt[3-sqrt(5)] = 0.874032
Confer
non-Grünbaumian master:
gitphi  
general polytopal classes:
Wythoffian polychora  

Looks like a compound of 2 great tripesic hecatonicosachora (gitphi), and indeed vertices coincide by 6, all other elements by 2.

As abstract polytope 2gitphi is isomorphic to 2sitphi, thereby replacing the decagrams by decagons and pentagons by pentagrams, resp. replacing quit sissid by tigid.


Incidence matrix according to Dynkin symbol

o5x5/3x5o

. .   . . | 3600 |    2    2 |   1    4   1 |   2   2
----------+------+-----------+--------------+--------
. x   . . |    2 | 3600    * |   1    2   0 |   2   1
. .   x . |    2 |    * 3600 |   0    2   1 |   1   2
----------+------+-----------+--------------+--------
o5x   . . |    5 |    5    0 | 720    *   * |   2   0
. x5/3x . |   10 |    5    5 |   * 1440   * |   1   1
. .   x5o |    5 |    0    5 |   *    * 720 |   0   2
----------+------+-----------+--------------+--------
o5x5/3x .    60 |   60   30 |  12   12   0 | 120   *
. x5/3x5o    60 |   30   60 |   0   12  12 |   * 120
or
. .   . .    | 3600 |    4 |    2    4 |   4
-------------+------+------+-----------+----
. x   . .  & |    2 | 7200 |    1    2 |   3
-------------+------+------+-----------+----
o5x   . .  & |    5 |    5 | 1440    * |   2
. x5/3x .    |   10 |   10 |    * 1440 |   2
-------------+------+------+-----------+----
o5x5/3x .  &    60 |   90 |   12   12 | 240

o5x5/3x5/4o

. .   .   . | 3600 |    2    2 |   1    4   1 |   2   2
------------+------+-----------+--------------+--------
. x   .   . |    2 | 3600    * |   1    2   0 |   2   1
. .   x   . |    2 |    * 3600 |   0    2   1 |   1   2
------------+------+-----------+--------------+--------
o5x   .   . |    5 |    5    0 | 720    *   * |   2   0
. x5/3x   . |   10 |    5    5 |   * 1440   * |   1   1
. .   x5/4o |    5 |    0    5 |   *    * 720 |   0   2
------------+------+-----------+--------------+--------
o5x5/3x   .    60 |   60   30 |  12   12   0 | 120   *
. x5/3x5/4o    60 |   30   60 |   0   12  12 |   * 120

o5/4x5/3x5/4o

.   .   .   . | 3600 |    2    2 |   1    4   1 |   2   2
--------------+------+-----------+--------------+--------
.   x   .   . |    2 | 3600    * |   1    2   0 |   2   1
.   .   x   . |    2 |    * 3600 |   0    2   1 |   1   2
--------------+------+-----------+--------------+--------
o5/4x   .   . |    5 |    5    0 | 720    *   * |   2   0
.   x5/3x   . |   10 |    5    5 |   * 1440   * |   1   1
.   .   x5/4o |    5 |    0    5 |   *    * 720 |   0   2
--------------+------+-----------+--------------+--------
o5/4x5/3x   .    60 |   60   30 |  12   12   0 | 120   *
.   x5/3x5/4o    60 |   30   60 |   0   12  12 |   * 120
or
.   .   .   .    | 3600 |    4 |    2    4 |   4
-----------------+------+------+-----------+----
.   x   .   .  & |    2 | 7200 |    1    2 |   3
-----------------+------+------+-----------+----
o5/4x   .   .  & |    5 |    5 | 1440    * |   2
.   x5/3x   .    |   10 |   10 |    * 1440 |   2
-----------------+------+------+-----------+----
o5/4x5/3x   .  &    60 |   90 |   12   12 | 240

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