145/144: Difference between revisions

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{{Infobox Interval
{{Infobox Interval
| Name = 29th-partial chroma
| Name = adeonisma, 29th-partial chroma
| Color name = 29oy1, twenoyo comma
| Color name = 29oy1, twenoyo unison
| Comma = yes
| Comma = yes
}}
}}


'''145/144''' is a [[small comma|small]] [[29-limit]] [[superparticular]] [[comma]] of about 12.0 [[¢]]. It is the difference between [[29/16]] and [[9/5]].
'''145/144''', the '''adeonisma''' is a [[small comma|small]] [[29-limit]] [[superparticular]] [[comma]] of about 12.0 [[¢]]. It is the difference between [[29/16]] and [[9/5]].


This interval is the 29th-partial chroma (29-limit formal comma) in [[Ben Johnston's notation]], denoted with "29", while its reciprocal is denoted as <span style="display: inline-block; transform: rotate(180deg)">29</span> (a turned 29). If the base note is C, then 29/16 is represented by C–Bb29.  
This interval is the 29th-partial chroma (29-limit formal comma) in [[Ben Johnston's notation]], denoted with "29", while its reciprocal is denoted as <span style="display: inline-block; transform: rotate(180deg)">29</span> (a turned 29). If the base note is C, then 29/16 is represented by C–Bb29.
 
== Temperaments ==
Tempering out this comma in the 29-limit leads to the '''adeonismic temperament'''. Equal temperaments which temper out this comma include {{Optimal ET sequence|7, 10, 12, 15, 19, 22, 26, 34, 41 and 53}}.


== See also ==
== See also ==

Revision as of 05:55, 30 March 2025

Interval information
Ratio 145/144
Subgroup monzo 2.3.5.29 [-4 -2 1 1
Size in cents 11.98091¢
Names adeonisma,
29th-partial chroma
Color name 29oy1, twenoyo unison
FJS name [math]\displaystyle{ \text{P1}^{5,29} }[/math]
Special properties superparticular,
reduced
Tenney norm (log2 nd) 14.3498
Weil norm (log2 max(n, d)) 14.3598
Wilson norm (sopfr(nd)) 48
Comma size small
Open this interval in xen-calc

145/144, the adeonisma is a small 29-limit superparticular comma of about 12.0 ¢. It is the difference between 29/16 and 9/5.

This interval is the 29th-partial chroma (29-limit formal comma) in Ben Johnston's notation, denoted with "29", while its reciprocal is denoted as 29 (a turned 29). If the base note is C, then 29/16 is represented by C–Bb29.

Temperaments

Tempering out this comma in the 29-limit leads to the adeonismic temperament. Equal temperaments which temper out this comma include 7, 10, 12, 15, 19, 22, 26, 34, 41 and 53.

See also