Acronym	sidditdy
Name	small ditrigonary dishecatonicosachoron
Circumradius	sqrt(3) = 1.732051
General of army	rahi
Colonel of regiment	rissidtixhi
Face vector	1200, 7200, 4560, 240
Confer	2sidditdy
External links

As abstract polytope sidditdy is isomorphic to gidditdy, thereby replacing pentagrams by pentagons and decagons by decagrams resp. replacing sidtid by gidtid and sidditdid by gidditdid.

Incidence matrix

1200 |   12 |    6    6   6 |   2   6
-----+------+---------------+--------
   2 | 7200 |    1    1   1 |   1   2
-----+------+---------------+--------
   3 |    3 | 2400    *   * |   1   1
   5 |    5 |    * 1440   * |   1   1
  10 |   10 |    *    * 720 |   0   2
-----+------+---------------+--------
♦ 20 |   60 |   20   12   0 | 120   *
♦ 60 |  120 |   20   12  12 |   * 120