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Interval information
Ratio 91/90
Monzo [-1 -2 -1 1 0 1
Size in cents 19.12985
Name(s) biome comma,
superleap comma
open this interval in xen-calc

The superparticular interval 91/90, the biome comma or superleap comma, is a small comma of about 19 cents.

For temperaments eliminating this comma, see also The Biosphere.