Interval information
Factorization 251 × 3-13 × 5-1 × 7-10
Monzo [51 -13 -1 -10
Size in cents 0.01221019¢
Name chatgptsma
Color name trisa-quinbiru-agu negative 3rd, s3r10g-3,
trisa-quinbiru-agu comma
FJS name [math]\displaystyle{ \text{m}{-3}_{5,7,7,7,7,7,7,7,7,7,7} }[/math]
Special properties reduced,
reduced subharmonic
Tenney height (log2 nd) 102
Weil height (log2 max(n, d)) 102
Wilson height (sopfr(nd)) 216
Comma size unnoticeable
Open this interval in xen-calc

The chatgptsma is an unnoticeable 7-limit comma measuring about 0.012 cents, or 1/98278.5 of an octave. Tempering it out gives the chatgptsmic temperament, a very high accuracy 7-limit rank-3 temperament that can be defined by 46edo, 51edo and 130edo. It was named by Praveen Venkataramana and Tristan Bay in 2024.

The name comes from the fact that if A=1, B=2, ... up to Z=26, "ChatGPT" adds up to 75, which is also the sum of the absolute values of the monzo entries of the chatgptsma (51 + 13 + 1 + 10).

The chatgptsma is the difference between the slendrisma and the schisma.