Acronym ...
Name dastop + 2x 2did (?)
Circumradius 1/sqrt(2) = 0.707107
Confer
non-Grünbaumian master:
dastop  

Note that within 2did not only {10/2} is Grünbaumian, but the 2 pentagrams were coincident.


Incidence matrix according to Dynkin symbol

xx5/2xo5/2ox5/2*a&#x   → height = sqrt[(sqrt(5)-1)/2] = 0.786151

o.5/2o.5/2o.5/2*a    & | 120 |   2   2   2 |  2  1  1  2   3 | 1  3  1
-----------------------+-----+-------------+-----------------+--------
x.   ..   ..         & |   2 | 120   *   * |  1  1  0  1   0 | 1  2  0
..   x.   ..         & |   2 |   * 120   * |  1  0  1  0   1 | 1  1  1
oo5/2oo5/2oo5/2*a&     |   2 |   *   * 120 |  0  0  0  1   2 | 0  2  1
-----------------------+-----+-------------+-----------------+--------
x.5/2x.   ..         & |  10 |   5   5   0 | 24  *  *  *   * | 1  1  0
x.   ..   o.5/2*a    & |   5 |   5   0   0 |  * 24  *  *   * | 1  1  0
..   x.5/2o.         & |   5 |   0   5   0 |  *  * 24  *   * | 1  0  1
xx   ..   ..     &#x   |   4 |   2   0   2 |  *  *  * 60   * | 0  2  0
..   xo   ..     &#x & |   3 |   0   1   2 |  *  *  *  * 120 | 0  1  1
-----------------------+-----+-------------+-----------------+--------
x.5/2x.5/2o.5/2*a    &   60 |  60  60   0 | 12 12 12  0   0 | 2  *  *
xx5/2xo   ..     &#x &   15 |  10   5  10 |  1  1  0  5   5 | * 24  *
..   xo5/2ox     &#x     10 |   0  10  10 |  0  0  2  0  10 | *  * 12

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