1/4-comma meantone scale. Pietro Aaron's temp. (1523). 6/5 beats twice 3/2

DegPitch Cents INTERVALE12E53FREQUENCYEXPONENTSPRIMESName
0 1/1 0.0000 117.108 cents
 C    Dbb
 C
261.6255 [ 0] 1 unison, perfect prime
1 76.04900 76.0490 76.049 cents
 C#   Db
  273.3743      
2 193.15686 193.1569 117.108 cents
 D    Ebb
  292.5062      
3 310.26471 310.2647 117.108 cents
 D#   Eb
 D#   Eb/
312.9771      
4 5/4 386.3137 76.049 cents
 E    Fb
 E\
327.0319 [-2, 0, 1] major third
5 503.42157 503.4216 117.108 cents
 F    Gbb
 F
349.9191      
6 579.47057 579.4706 76.049 cents
 F#   Gb
  365.6328      
7 696.57843 696.5784 117.108 cents
 G    Abb
 G
391.2214      
8 25/16 772.6274 76.049 cents
 G#   Ab
 G)/  Ab\
408.7899 [-4, 0, 2] classic augmented fifth
9 889.73529 889.7353 117.108 cents
 A    Bbb
 A\
437.3989      
10 1006.84314 1006.8431 117.108 cents
 A#   Bb
  468.0100      
11 1082.89214 1082.8921 76.049 cents
 B    Cb
 B\
489.0268      
12 2/1 1200.0000 117.108 cents
 C    Dbb
 C
523.2511 [ 1] 2 octave

INTERVAL class = -1
Interval with previous or other position in cents
E12
Notation system for 12-tone equal
E53
Notation system for 53-tone equal
FREQUENCY
Frequency in Hz
EXPONENTS
Harmonic vector of primes including 2
PRIMES
Prime factorisation of ratio