55/48

55/48 |-4 -1 1 0 1>

235.6767 cents

File:Jid 55 48 pluck adu dr220.mp3 sound sample

55/48, the keenanismic supermajor second, is 385/384 (4.5 cents) sharper than 8/7. It arises in 11-limit JI scales as the interval between 16/15 and 11/9, 12/11 and 5/4, 6/5 and 11/8, and their inversions. It is 0.038 cents flatter than the 11\56 supermajor second of 56edo.