©

• in orthoplex position:   (1/sqrt(2), 0, 0, 0)   & all permutations, all changes of sign
• in hemitesseract position:   (1/sqrt(8), 1/sqrt(8), 1/sqrt(8), 1/sqrt(8))   & all even permutations, all even changes of sign
• in "the other" (mirrored) hemitesseract position:   (1/sqrt(8), 1/sqrt(8), 1/sqrt(8), -1/sqrt(8))   & all even permutations, all even changes of sign

• at {3} between oct and tet:   60°

Grünbaumian relatives:

2tho   2tho+24{4}  

general polytopal classes:

segmentochora   non-orientable  

analogs:

demicross hO_n