18/17

18/17 |1 2 0 0 0 0 -1>

98.954592230368 cents

File:Jid 18 17 pluck adu dr220.mp3 sound sample

In 17-limit Just Intonation, 18/17 is the "small septendecimal semitone" of about 99¢. It is very close to 12edo's "half step" of 100¢, and fairly close to the "large septendecimal semitone" of 17/16 (~105¢).

See: Gallery of Just Intervals