173edo

173edo is the equal division of the octave into 173 parts of 6.9364 cents each. It is inconsistent to the 5-limit and higher limit, with two mappings possible for the 5-limit: <173 274 402| (optimal patent val) and <173 274 401| (173c). Using the optimal patent val, it tempers out the unicorn comma, 1594323/1562500 and the escapade comma, 4294967296/4271484375 in the 5-limit; 1728/1715, 3136/3125, and 413343/409600 in the 7-limit. Using the 173c val, it tempers out the amity comma, 1600000/1594323 and 35595703125/34359738368 in the 5-limit; 2430/2401, 4000/3969, and 234375/229376 in the 7-limit. Using the alternative 173cd val, 225/224, 84035/82944, and 1250000/1240029 are tempered out in the 7-limit.

173edo is the 40th prime EDO.