Acronym  sidditdid 
TOCID symbol  dID* 
Name 
small ditrigonal dodekicosidodecahedron, small dodekified icosidodecahedron 
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Circumradius  sqrt[(17+3 sqrt(5))/8] = 1.721489 
Vertex figure  [5/3,10,3,10] 
General of army  f3o5x 
Colonel of regiment  siid 
Dihedral angles 

External links 
As abstract polytope sidditdid is isomorphic to gidditdid, saddid, and gaddid, thereby replacing retrograde pentagrams and decagons respectively by pentagons and decagrams, by retrograde pentagons and decagons, by pentagrams and decagrams. – As such sidditdid is a lieutenant.
This polyhedron is an edgefaceting of the small icosicosidodecahedron (siid).
Incidence matrix according to Dynkin symbol
x5/3o3x5*a . . .  60  2 2  1 2 1 +++ x . .  2  60 *  1 1 0 . . x  2  * 60  0 1 1 +++ x5/3o .  5  5 0  12 * * x . x5*a  10  5 5  * 12 * . o3x  3  0 3  * * 20
x3/2o5/2x5*a . . .  60  2 2  1 2 1 +++ x . .  2  60 *  1 1 0 . . x  2  * 60  0 1 1 +++ x3/2o .  3  3 0  20 * * x . x5*a  10  5 5  * 12 * . o5/2x  5  0 5  * * 12
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