124edo: Difference between revisions
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Added table of intervals |
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'''124edo''' is the [[EDO|equal division of the octave]] into 124 parts of 9.6774 cents each. It is closely related to [[31edo]], but the patent vals differ on the mapping for 3. It tempers out 2048/2025 (diaschisma) and 19073486328125/18075490334784 in the 5-limit. Using the patent val, it tempers out 3136/3125, 4000/3969, and 33614/32805 in the 7-limit; 385/384, 1232/1215, 1331/1323, and 3773/3750 in the 11-limit; 196/195, 364/363, 572/567, 625/624, and 1001/1000 in the 13-limit. | '''124edo''' is the [[EDO|equal division of the octave]] into 124 parts of 9.6774 cents each. It is closely related to [[31edo]], but the patent vals differ on the mapping for 3. It tempers out 2048/2025 (diaschisma) and 19073486328125/18075490334784 in the 5-limit. Using the patent val, it tempers out 3136/3125, 4000/3969, and 33614/32805 in the 7-limit; 385/384, 1232/1215, 1331/1323, and 3773/3750 in the 11-limit; 196/195, 364/363, 572/567, 625/624, and 1001/1000 in the 13-limit. | ||
{| class="wikitable mw-collapsible mw-collapsed" | |||
|+124 EDO Table of Intervals | |||
!Step | |||
!Cents | |||
!Ratio | |||
!JI Ratio Approximations | |||
|- | |||
|0 | |||
|0.0 | |||
|1.0 | |||
|'''<big><u>1/1</u></big>''' | |||
|- | |||
|1 | |||
|9.6774 | |||
|1.0056 | |||
| | |||
|- | |||
|2 | |||
|19.3548 | |||
|1.0112 | |||
| | |||
|- | |||
|3 | |||
|29.0323 | |||
|1.0169 | |||
|65/64 | |||
|- | |||
|4 | |||
|38.7097 | |||
|1.0226 | |||
|<big>65/64</big> | |||
|- | |||
|5 | |||
|48.3871 | |||
|1.0283 | |||
|<small>65/64</small>, <small>33/32</small> | |||
|- | |||
|6 | |||
|58.0645 | |||
|1.0341 | |||
|33/32 | |||
|- | |||
|7 | |||
|67.7419 | |||
|1.0399 | |||
|33/32, <small>24/23</small> | |||
|- | |||
|8 | |||
|77.4194 | |||
|1.0457 | |||
|24/23, <small>23/22</small>, <small>67/64</small>, <small>22/21</small>, <small>33/32</small> | |||
|- | |||
|9 | |||
|87.0968 | |||
|1.0516 | |||
|'''<big><u>23/22</u></big>''', '''<big>67/64</big>''', <big>22/21</big>, <big>24/23</big>, 21/20, <small>20/19</small> | |||
|- | |||
|10 | |||
|96.7742 | |||
|1.0575 | |||
|'''<big>20/19</big>''', <big>21/20</big>, 19/18, 22/21, 67/64, <small>23/22</small>, <small>18/17</small>, <small>24/23</small> | |||
|- | |||
|11 | |||
|106.4516 | |||
|1.0634 | |||
|<big>18/17</big>, <big>19/18</big>, 20/19, <small>17/16</small>, <small>21/20</small>, <small>16/15</small> | |||
|- | |||
|12 | |||
|116.129 | |||
|1.0694 | |||
|'''<big>17/16</big>''', 16/15, 18/17, <small>19/18</small>, <small>15/14</small> | |||
|- | |||
|13 | |||
|125.8065 | |||
|1.0754 | |||
|<big>15/14</big>, 16/15, <small>17/16</small>, <small>14/13</small>, <small>69/64</small> | |||
|- | |||
|14 | |||
|135.4839 | |||
|1.0814 | |||
|<big>14/13</big>, 69/64, 15/14, <small>13/12</small>, <small>16/15</small> | |||
|- | |||
|15 | |||
|145.1613 | |||
|1.0875 | |||
|<big>13/12</big>, 69/64, 14/13, <small>25/23</small>, <small>12/11</small> | |||
|- | |||
|16 | |||
|154.8387 | |||
|1.0936 | |||
|'''<big><u>25/23</u></big>''', 12/11, 13/12, <small>35/32</small>, <small>23/21</small>, <small>69/64</small> | |||
|- | |||
|17 | |||
|164.5161 | |||
|1.0997 | |||
|'''<big><u>35/32</u></big>''', <big>23/21</big>, 12/11, <small>11/10</small>, <small>25/23</small> | |||
|- | |||
|18 | |||
|174.1935 | |||
|1.1059 | |||
|'''<big><u>11/10</u></big>''', 23/21, <small>21/19</small>, <small>35/32</small>, <small>12/11</small>, <small>71/64</small> | |||
|- | |||
|19 | |||
|183.871 | |||
|1.1121 | |||
|'''<big><u>21/19</u></big>''', 71/64, <small>10/9</small>, <small>11/10</small> | |||
|- | |||
|20 | |||
|193.5484 | |||
|1.1183 | |||
|'''<big>10/9</big>''', 71/64, <small>19/17</small>, <small>21/19</small> | |||
|- | |||
|21 | |||
|203.2258 | |||
|1.1246 | |||
|'''<big><u>19/17</u></big>''', <small>9/8</small>, <small>10/9</small>, <small>71/64</small> | |||
|- | |||
|22 | |||
|212.9032 | |||
|1.1309 | |||
|'''<big><u>9/8</u></big>''', <small>26/23</small>, <small>19/17</small>, <small>17/15</small> | |||
|- | |||
|23 | |||
|222.5806 | |||
|1.1372 | |||
|'''<big><u>26/23</u></big>''', <big>17/15</big>, <small>25/22</small>, <small>9/8</small>, <small>73/64</small> | |||
|- | |||
|24 | |||
|232.2581 | |||
|1.1436 | |||
|'''<big>25/22</big>''', 73/64, 17/15, <small>8/7</small>, <small>26/23</small> | |||
|- | |||
|25 | |||
|241.9355 | |||
|1.15 | |||
|'''<big>8/7</big>''', 73/64, <small>23/20</small>, <small>25/22</small>, <small>15/13</small>, <small>17/15</small> | |||
|- | |||
|26 | |||
|251.6129 | |||
|1.1564 | |||
|'''<big><u>23/20</u></big>''', 15/13, <small>37/32</small>, <small>8/7</small>, <small>22/19</small>, <small>73/64</small> | |||
|- | |||
|27 | |||
|261.2903 | |||
|1.1629 | |||
|'''<big><u>37/32</u></big>''', <big>22/19</big>, <big>15/13</big>, <small>23/20</small>, <small>7/6</small> | |||
|- | |||
|28 | |||
|270.9677 | |||
|1.1694 | |||
|7/6, 22/19, <small>37/32</small>, <small>75/64</small>, <small>15/13</small> | |||
|- | |||
|29 | |||
|280.6452 | |||
|1.176 | |||
|<big>75/64</big>, 7/6, 27/23, <small>20/17</small> | |||
|- | |||
|30 | |||
|290.3226 | |||
|1.1826 | |||
|'''<big><u>20/17</u></big>''', <big>27/23</big>, 75/64, <small>13/11</small>, <small>7/6</small> | |||
|- | |||
|31 | |||
|300.0 | |||
|1.1892 | |||
|'''<big>13/11</big>''', 19/16, <small>20/17</small>, <small>25/21</small>, <small>27/23</small>, <small>75/64</small> | |||
|- | |||
|32 | |||
|309.6774 | |||
|1.1959 | |||
|'''<big>25/21</big>''', <big>19/16</big>, <small>13/11</small>, <small>6/5</small> | |||
|- | |||
|33 | |||
|319.3548 | |||
|1.2026 | |||
|6/5, 25/21, <small>77/64</small>, <small>19/16</small> | |||
|- | |||
|34 | |||
|329.0323 | |||
|1.2093 | |||
|'''<big><u>77/64</u></big>''', <big>6/5</big>, <small>23/19</small> | |||
|- | |||
|35 | |||
|338.7097 | |||
|1.2161 | |||
|'''<big>23/19</big>''', 17/14, <small>77/64</small>, <small>28/23</small>, <small>6/5</small>, <small>39/32</small> | |||
|- | |||
|36 | |||
|348.3871 | |||
|1.2229 | |||
|'''<big>28/23</big>''', <big>17/14</big>, <big>39/32</big>, 23/19, <small>11/9</small>, <small>27/22</small> | |||
|- | |||
|37 | |||
|358.0645 | |||
|1.2298 | |||
|'''<big><u>11/9</u></big>''', 39/32, 27/22, 28/23, <small>16/13</small>, <small>17/14</small> | |||
|- | |||
|38 | |||
|367.7419 | |||
|1.2367 | |||
|'''<big>16/13</big>''', <big>27/22</big>, 79/64, 21/17, <small>11/9</small>, <small>26/21</small>, <small>39/32</small> | |||
|- | |||
|39 | |||
|377.4194 | |||
|1.2436 | |||
|'''<big>21/17</big>''', <big>26/21</big>, <big>79/64</big>, <small>16/13</small>, <small>27/22</small> | |||
|- | |||
|40 | |||
|387.0968 | |||
|1.2506 | |||
|26/21, <small>5/4</small>, <small>21/17</small>, <small>79/64</small> | |||
|- | |||
|41 | |||
|396.7742 | |||
|1.2576 | |||
|'''<big><u>5/4</u></big>''' | |||
|- | |||
|42 | |||
|406.4516 | |||
|1.2646 | |||
|24/19, <small>5/4</small>, <small>81/64</small>, <small>19/15</small> | |||
|- | |||
|43 | |||
|416.129 | |||
|1.2717 | |||
|'''<big>81/64</big>''', <big>24/19</big>, <big>19/15</big>, <small>14/11</small> | |||
|- | |||
|44 | |||
|425.8065 | |||
|1.2788 | |||
|'''<big>14/11</big>''', 19/15, <small>23/18</small>, <small>81/64</small>, <small>24/19</small>, <small>41/32</small> | |||
|- | |||
|45 | |||
|435.4839 | |||
|1.286 | |||
|'''<big>23/18</big>''', <big>41/32</big>, <small>14/11</small>, <small>9/7</small> | |||
|- | |||
|46 | |||
|445.1613 | |||
|1.2932 | |||
|'''<big><u>9/7</u></big>''', 41/32, <small>22/17</small>, <small>23/18</small>, <small>83/64</small> | |||
|- | |||
|47 | |||
|454.8387 | |||
|1.3005 | |||
|'''<big>22/17</big>''', 83/64, <small>13/10</small>, <small>9/7</small>, <small>30/23</small> | |||
|- | |||
|48 | |||
|464.5161 | |||
|1.3078 | |||
|'''<big><u>13/10</u></big>''', 83/64, 30/23, <small>22/17</small>, <small>17/13</small>, <small>21/16</small> | |||
|- | |||
|49 | |||
|474.1935 | |||
|1.3151 | |||
|'''<big><u>17/13</u></big>''', 30/23, 21/16, <small>13/10</small>, <small>25/19</small>, <small>83/64</small> | |||
|- | |||
|50 | |||
|483.871 | |||
|1.3225 | |||
|'''<big><u>25/19</u></big>''', <big>21/16</big>, <small>17/13</small>, <small>30/23</small> | |||
|- | |||
|51 | |||
|493.5484 | |||
|1.3299 | |||
|85/64, <small>25/19</small>, <small>21/16</small>, <small>4/3</small> | |||
|- | |||
|52 | |||
|503.2258 | |||
|1.3373 | |||
|<big>85/64</big>, 4/3 | |||
|- | |||
|53 | |||
|512.9032 | |||
|1.3448 | |||
|4/3, <small>43/32</small>, <small>85/64</small> | |||
|- | |||
|54 | |||
|522.5806 | |||
|1.3524 | |||
|'''<big>43/32</big>''', 27/20, <small>23/17</small>, <small>4/3</small>, <small>19/14</small> | |||
|- | |||
|55 | |||
|532.2581 | |||
|1.3599 | |||
|'''<big><u>23/17</u></big>''', <big>27/20</big>, 19/14, <small>87/64</small>, <small>43/32</small>, <small>15/11</small> | |||
|- | |||
|56 | |||
|541.9355 | |||
|1.3676 | |||
|'''<big><u>87/64</u></big>''', <big>19/14</big>, 15/11, <small>23/17</small>, <small>26/19</small>, <small>27/20</small> | |||
|- | |||
|57 | |||
|551.6129 | |||
|1.3752 | |||
|'''<big>26/19</big>''', 15/11, <small>11/8</small>, <small>87/64</small>, <small>19/14</small> | |||
|- | |||
|58 | |||
|561.2903 | |||
|1.3829 | |||
|'''<big><u>11/8</u></big>''', <small>26/19</small>, <small>18/13</small>, <small>15/11</small> | |||
|- | |||
|59 | |||
|570.9677 | |||
|1.3907 | |||
|<big>18/13</big>, 25/18, <small>89/64</small>, <small>11/8</small>, <small>32/23</small> | |||
|- | |||
|60 | |||
|580.6452 | |||
|1.3985 | |||
|'''<big><u>89/64</u></big>''', '''<big><u>32/23</u></big>''', <big>25/18</big>, 18/13, <small>7/5</small> | |||
|- | |||
|61 | |||
|590.3226 | |||
|1.4063 | |||
|'''<big>7/5</big>''', <small>32/23</small>, <small>45/32</small>, <small>89/64</small>, <small>25/18</small> | |||
|- | |||
|62 | |||
|600.0 | |||
|1.4142 | |||
|'''<big><u>45/32</u></big>''', 24/17, 7/5, <small>17/12</small> | |||
|- | |||
|63 | |||
|609.6774 | |||
|1.4221 | |||
|<big>17/12</big>, <big>24/17</big>, <small>27/19</small>, <small>91/64</small>, <small>45/32</small> | |||
|- | |||
|64 | |||
|619.3548 | |||
|1.4301 | |||
|'''<big><u>91/64</u></big>''', '''<big>27/19</big>''', 17/12, 10/7, <small>24/17</small>, <small>33/23</small> | |||
|- | |||
|65 | |||
|629.0323 | |||
|1.4381 | |||
|'''<big>10/7</big>''', 33/23, <small>23/16</small>, <small>91/64</small>, <small>27/19</small> | |||
|- | |||
|66 | |||
|638.7097 | |||
|1.4462 | |||
|'''<big><u>23/16</u></big>''', 33/23, 13/9, <small>10/7</small> | |||
|- | |||
|67 | |||
|648.3871 | |||
|1.4543 | |||
|<big>13/9</big>, <small>93/64</small>, <small>16/11</small>, <small>23/16</small>, <small>33/23</small> | |||
|- | |||
|68 | |||
|658.0645 | |||
|1.4624 | |||
|'''<big><u>16/11</u></big>''', '''<big>93/64</big>''', <small>19/13</small>, <small>13/9</small>, <small>22/15</small> | |||
|- | |||
|69 | |||
|667.7419 | |||
|1.4706 | |||
|'''<big>19/13</big>''', 22/15, 47/32, <small>16/11</small>, <small>25/17</small>, <small>93/64</small>, <small>28/19</small> | |||
|- | |||
|70 | |||
|677.4194 | |||
|1.4789 | |||
|'''<big><u>25/17</u></big>''', <big>47/32</big>, <big>28/19</big>, 22/15, <small>34/23</small>, <small>19/13</small> | |||
|- | |||
|71 | |||
|687.0968 | |||
|1.4872 | |||
|'''<big><u>34/23</u></big>''', 28/19, 95/64, <small>25/17</small>, <small>47/32</small>, <small>22/15</small> | |||
|- | |||
|72 | |||
|696.7742 | |||
|1.4955 | |||
|<big>95/64</big>, <small>34/23</small>, <small>3/2</small>, <small>28/19</small> | |||
|- | |||
|73 | |||
|706.4516 | |||
|1.5039 | |||
|3/2, <small>95/64</small> | |||
|- | |||
|74 | |||
|716.129 | |||
|1.5123 | |||
|3/2, <small>97/64</small> | |||
|- | |||
|75 | |||
|725.8065 | |||
|1.5208 | |||
|<big>97/64</big>, <small>35/23</small>, <small>32/21</small>, <small>3/2</small> | |||
|- | |||
|76 | |||
|735.4839 | |||
|1.5293 | |||
|'''<big>35/23</big>''', <big>32/21</big>, 97/64, <small>26/17</small>, <small>49/32</small>, <small>23/15</small> | |||
|- | |||
|77 | |||
|745.1613 | |||
|1.5379 | |||
|'''<big><u>26/17</u></big>''', <big>49/32</big>, 23/15, 32/21, <small>35/23</small>, <small>20/13</small>, <small>97/64</small> | |||
|- | |||
|78 | |||
|754.8387 | |||
|1.5465 | |||
|'''<big><u>20/13</u></big>''', 23/15, 49/32, <small>17/11</small>, <small>26/17</small>, <small>99/64</small>, <small>32/21</small> | |||
|- | |||
|79 | |||
|764.5161 | |||
|1.5552 | |||
|'''<big><u>99/64</u></big>''', '''<big>17/11</big>''', <small>20/13</small>, <small>14/9</small>, <small>23/15</small> | |||
|- | |||
|80 | |||
|774.1935 | |||
|1.5639 | |||
|'''<big><u>14/9</u></big>''', <small>25/16</small>, <small>99/64</small>, <small>17/11</small>, <small>36/23</small> | |||
|- | |||
|81 | |||
|783.871 | |||
|1.5727 | |||
|'''<big>36/23</big>''', '''<big>25/16</big>''', <small>11/7</small>, <small>14/9</small>, <small>101/64</small> | |||
|- | |||
|82 | |||
|793.5484 | |||
|1.5815 | |||
|'''<big>11/7</big>''', 101/64, 30/19, <small>36/23</small>, <small>25/16</small>, <small>19/12</small> | |||
|- | |||
|83 | |||
|803.2258 | |||
|1.5904 | |||
|<big>19/12</big>, <big>30/19</big>, <big>101/64</big>, 27/17, <small>35/22</small>, <small>11/7</small>, <small>51/32</small> | |||
|- | |||
|84 | |||
|812.9032 | |||
|1.5993 | |||
|'''<big><u>35/22</u></big>''', <big>27/17</big>, <big>51/32</big>, 19/12, <small>8/5</small>, <small>30/19</small>, <small>101/64</small> | |||
|- | |||
|85 | |||
|822.5806 | |||
|1.6082 | |||
|'''<big><u>8/5</u></big>''', 51/32, <small>35/22</small>, <small>103/64</small>, <small>27/17</small> | |||
|- | |||
|86 | |||
|832.2581 | |||
|1.6173 | |||
|'''<big>103/64</big>''', 21/13, <small>8/5</small>, <small>34/21</small>, <small>51/32</small> | |||
|- | |||
|87 | |||
|841.9355 | |||
|1.6263 | |||
|'''<big>34/21</big>''', <big>21/13</big>, <small>13/8</small>, <small>103/64</small> | |||
|- | |||
|88 | |||
|851.6129 | |||
|1.6354 | |||
|'''<big>13/8</big>''', 34/21, <small>18/11</small>, <small>21/13</small>, <small>105/64</small> | |||
|- | |||
|89 | |||
|861.2903 | |||
|1.6446 | |||
|'''<big><u>18/11</u></big>''', 105/64, 23/14, <small>13/8</small>, <small>28/17</small>, <small>33/20</small> | |||
|- | |||
|90 | |||
|870.9677 | |||
|1.6538 | |||
|'''<big>23/14</big>''', <big>28/17</big>, 105/64, 33/20, 38/23, <small>18/11</small>, <small>53/32</small> | |||
|- | |||
|91 | |||
|880.6452 | |||
|1.6631 | |||
|'''<big>38/23</big>''', <big>53/32</big>, 33/20, 28/17, <small>23/14</small>, <small>5/3</small>, <small>105/64</small> | |||
|- | |||
|92 | |||
|890.3226 | |||
|1.6724 | |||
|<big>5/3</big>, 53/32, <small>107/64</small>, <small>38/23</small>, <small>33/20</small> | |||
|- | |||
|93 | |||
|900.0 | |||
|1.6818 | |||
|'''<big><u>107/64</u></big>''', 5/3, <small>32/19</small>, <small>27/16</small> | |||
|- | |||
|94 | |||
|909.6774 | |||
|1.6912 | |||
|<big>32/19</big>, 27/16, <small>107/64</small>, <small>22/13</small>, <small>39/23</small>, <small>5/3</small> | |||
|- | |||
|95 | |||
|919.3548 | |||
|1.7007 | |||
|'''<big>22/13</big>''', <big>27/16</big>, 39/23, 32/19, <small>17/10</small>, <small>109/64</small> | |||
|- | |||
|96 | |||
|929.0323 | |||
|1.7102 | |||
|'''<big><u>17/10</u></big>''', <big>109/64</big>, 39/23, <small>22/13</small>, <small>27/16</small>, <small>12/7</small> | |||
|- | |||
|97 | |||
|938.7097 | |||
|1.7198 | |||
|12/7, 109/64, <small>55/32</small>, <small>17/10</small>, <small>39/23</small> | |||
|- | |||
|98 | |||
|948.3871 | |||
|1.7295 | |||
|'''<big>55/32</big>''', 12/7, 19/11, <small>26/15</small>, <small>111/64</small> | |||
|- | |||
|99 | |||
|958.0645 | |||
|1.7392 | |||
|<big>19/11</big>, <big>26/15</big>, 111/64, 33/19, <small>40/23</small>, <small>55/32</small>, <small>12/7</small> | |||
|- | |||
|100 | |||
|967.7419 | |||
|1.7489 | |||
|'''<big><u>40/23</u></big>''', <big>33/19</big>, 111/64, 26/15, <small>7/4</small>, <small>19/11</small> | |||
|- | |||
|101 | |||
|977.4194 | |||
|1.7587 | |||
|'''<big>7/4</big>''', <small>40/23</small>, <small>33/19</small>, <small>111/64</small>, <small>26/15</small>, <small>30/17</small> | |||
|- | |||
|102 | |||
|987.0968 | |||
|1.7686 | |||
|30/17, 113/64, <small>7/4</small>, <small>23/13</small>, <small>39/22</small> | |||
|- | |||
|103 | |||
|996.7742 | |||
|1.7785 | |||
|'''<big><u>23/13</u></big>''', <big>113/64</big>, <big>30/17</big>, 39/22, <small>16/9</small>, <small>57/32</small> | |||
|- | |||
|104 | |||
|1006.4516 | |||
|1.7884 | |||
|'''<big><u>16/9</u></big>''', <big>57/32</big>, 39/22, 25/14, <small>23/13</small>, <small>34/19</small>, <small>113/64</small>, <small>30/17</small> | |||
|- | |||
|105 | |||
|1016.129 | |||
|1.7985 | |||
|'''<big><u>34/19</u></big>''', <big>25/14</big>, 57/32, <small>115/64</small>, <small>16/9</small>, <small>9/5</small>, <small>39/22</small> | |||
|- | |||
|106 | |||
|1025.8065 | |||
|1.8086 | |||
|'''<big>9/5</big>''', '''<big>115/64</big>''', <small>34/19</small>, <small>38/21</small>, <small>25/14</small>, <small>29/16</small> | |||
|- | |||
|107 | |||
|1035.4839 | |||
|1.8187 | |||
|'''<big><u>38/21</u></big>''', <big>29/16</big>, <small>9/5</small>, <small>20/11</small>, <small>115/64</small> | |||
|- | |||
|108 | |||
|1045.1613 | |||
|1.8289 | |||
|'''<big><u>20/11</u></big>''', 29/16, 42/23, <small>38/21</small>, <small>117/64</small>, <small>11/6</small> | |||
|- | |||
|109 | |||
|1054.8387 | |||
|1.8391 | |||
|'''<big><u>117/64</u></big>''', <big>42/23</big>, 11/6, <small>20/11</small>, <small>35/19</small>, <small>59/32</small>, <small>29/16</small> | |||
|- | |||
|110 | |||
|1064.5161 | |||
|1.8495 | |||
|<big>35/19</big>, 59/32, 11/6, 24/13, <small>117/64</small>, <small>42/23</small> | |||
|- | |||
|111 | |||
|1074.1935 | |||
|1.8598 | |||
|<big>24/13</big>, 59/32, 35/19, 13/7, <small>119/64</small>, <small>11/6</small> | |||
|- | |||
|112 | |||
|1083.871 | |||
|1.8702 | |||
|'''<big><u>119/64</u></big>''', <big>13/7</big>, 28/15, <small>24/13</small>, <small>15/8</small>, <small>59/32</small> | |||
|- | |||
|113 | |||
|1093.5484 | |||
|1.8807 | |||
|<big>28/15</big>, 15/8, <small>119/64</small>, <small>32/17</small>, <small>13/7</small> | |||
|- | |||
|114 | |||
|1103.2258 | |||
|1.8913 | |||
|'''<big>32/17</big>''', 15/8, 17/9, <small>121/64</small>, <small>36/19</small>, <small>28/15</small> | |||
|- | |||
|115 | |||
|1112.9032 | |||
|1.9019 | |||
|'''<big><u>121/64</u></big>''', <big>17/9</big>, <big>36/19</big>, 19/10, <small>32/17</small>, <small>40/21</small>, <small>61/32</small>, <small>15/8</small> | |||
|- | |||
|116 | |||
|1122.5806 | |||
|1.9125 | |||
|'''<big>19/10</big>''', <big>40/21</big>, <big>61/32</big>, 36/19, 21/11, <small>44/23</small>, <small>121/64</small>, <small>17/9</small>, <small>23/12</small> | |||
|- | |||
|117 | |||
|1132.2581 | |||
|1.9233 | |||
|'''<big><u>44/23</u></big>''', <big>21/11</big>, <big>23/12</big>, 61/32, 40/21, <small>123/64</small>, <small>25/13</small>, <small>19/10</small>, <small>27/14</small> | |||
|- | |||
|118 | |||
|1141.9355 | |||
|1.934 | |||
|'''<big><u>25/13</u></big>''', '''<big>123/64</big>''', 27/14, 23/12, <small>44/23</small>, <small>31/16</small>, <small>21/11</small>, <small>61/32</small> | |||
|- | |||
|119 | |||
|1151.6129 | |||
|1.9449 | |||
|<big>31/16</big>, 27/14, 33/17, <small>35/18</small>, <small>25/13</small>, <small>123/64</small>, <small>39/20</small>, <small>23/12</small> | |||
|- | |||
|120 | |||
|1161.2903 | |||
|1.9558 | |||
|'''<big><u>35/18</u></big>''', <big>33/17</big>, 39/20, 31/16, 125/64, <small>45/23</small>, <small>27/14</small> | |||
|- | |||
|121 | |||
|1170.9677 | |||
|1.9667 | |||
|'''<big><u>45/23</u></big>''', <big>125/64</big>, 39/20, <small>35/18</small>, <small>63/32</small>, <small>33/17</small> | |||
|- | |||
|122 | |||
|1180.6452 | |||
|1.9778 | |||
|'''<big>63/32</big>''', <small>45/23</small>, <small>125/64</small>, <small>39/20</small>, <small>127/64</small> | |||
|- | |||
|123 | |||
|1190.3226 | |||
|1.9889 | |||
|127/64, 63/32 | |||
|- | |||
|124 | |||
|1200.0 | |||
|2.0 | |||
|'''<big><u>2/1</u></big>''' | |||
|- | |||
|colspan="4"| | |||
JI Ratio Approximations are comprised of 23 limit ratios and the odd harmonics up to 127.<br> | |||
The JI Ratio Approximations are stylized as follows to indicate accuracy: | |||
* '''<big><u>Big Bold Underlined:</u></big>''' absolute cent error < 1 cent. | |||
* <big>'''Big Bold:'''</big> absolute cent error < 2 cents. | |||
* <big>Big:</big> absolute cent error < 4 cents. | |||
* Normal: absolute cent error < 8 cents. | |||
* <small>Small:</small> absolute cent error < 16 cents. | |||
|} | |||
[[Category:Equal divisions of the octave]] | [[Category:Equal divisions of the octave]] | ||
Revision as of 10:47, 24 April 2021
124edo is the equal division of the octave into 124 parts of 9.6774 cents each. It is closely related to 31edo, but the patent vals differ on the mapping for 3. It tempers out 2048/2025 (diaschisma) and 19073486328125/18075490334784 in the 5-limit. Using the patent val, it tempers out 3136/3125, 4000/3969, and 33614/32805 in the 7-limit; 385/384, 1232/1215, 1331/1323, and 3773/3750 in the 11-limit; 196/195, 364/363, 572/567, 625/624, and 1001/1000 in the 13-limit.
| Step | Cents | Ratio | JI Ratio Approximations |
|---|---|---|---|
| 0 | 0.0 | 1.0 | 1/1 |
| 1 | 9.6774 | 1.0056 | |
| 2 | 19.3548 | 1.0112 | |
| 3 | 29.0323 | 1.0169 | 65/64 |
| 4 | 38.7097 | 1.0226 | 65/64 |
| 5 | 48.3871 | 1.0283 | 65/64, 33/32 |
| 6 | 58.0645 | 1.0341 | 33/32 |
| 7 | 67.7419 | 1.0399 | 33/32, 24/23 |
| 8 | 77.4194 | 1.0457 | 24/23, 23/22, 67/64, 22/21, 33/32 |
| 9 | 87.0968 | 1.0516 | 23/22, 67/64, 22/21, 24/23, 21/20, 20/19 |
| 10 | 96.7742 | 1.0575 | 20/19, 21/20, 19/18, 22/21, 67/64, 23/22, 18/17, 24/23 |
| 11 | 106.4516 | 1.0634 | 18/17, 19/18, 20/19, 17/16, 21/20, 16/15 |
| 12 | 116.129 | 1.0694 | 17/16, 16/15, 18/17, 19/18, 15/14 |
| 13 | 125.8065 | 1.0754 | 15/14, 16/15, 17/16, 14/13, 69/64 |
| 14 | 135.4839 | 1.0814 | 14/13, 69/64, 15/14, 13/12, 16/15 |
| 15 | 145.1613 | 1.0875 | 13/12, 69/64, 14/13, 25/23, 12/11 |
| 16 | 154.8387 | 1.0936 | 25/23, 12/11, 13/12, 35/32, 23/21, 69/64 |
| 17 | 164.5161 | 1.0997 | 35/32, 23/21, 12/11, 11/10, 25/23 |
| 18 | 174.1935 | 1.1059 | 11/10, 23/21, 21/19, 35/32, 12/11, 71/64 |
| 19 | 183.871 | 1.1121 | 21/19, 71/64, 10/9, 11/10 |
| 20 | 193.5484 | 1.1183 | 10/9, 71/64, 19/17, 21/19 |
| 21 | 203.2258 | 1.1246 | 19/17, 9/8, 10/9, 71/64 |
| 22 | 212.9032 | 1.1309 | 9/8, 26/23, 19/17, 17/15 |
| 23 | 222.5806 | 1.1372 | 26/23, 17/15, 25/22, 9/8, 73/64 |
| 24 | 232.2581 | 1.1436 | 25/22, 73/64, 17/15, 8/7, 26/23 |
| 25 | 241.9355 | 1.15 | 8/7, 73/64, 23/20, 25/22, 15/13, 17/15 |
| 26 | 251.6129 | 1.1564 | 23/20, 15/13, 37/32, 8/7, 22/19, 73/64 |
| 27 | 261.2903 | 1.1629 | 37/32, 22/19, 15/13, 23/20, 7/6 |
| 28 | 270.9677 | 1.1694 | 7/6, 22/19, 37/32, 75/64, 15/13 |
| 29 | 280.6452 | 1.176 | 75/64, 7/6, 27/23, 20/17 |
| 30 | 290.3226 | 1.1826 | 20/17, 27/23, 75/64, 13/11, 7/6 |
| 31 | 300.0 | 1.1892 | 13/11, 19/16, 20/17, 25/21, 27/23, 75/64 |
| 32 | 309.6774 | 1.1959 | 25/21, 19/16, 13/11, 6/5 |
| 33 | 319.3548 | 1.2026 | 6/5, 25/21, 77/64, 19/16 |
| 34 | 329.0323 | 1.2093 | 77/64, 6/5, 23/19 |
| 35 | 338.7097 | 1.2161 | 23/19, 17/14, 77/64, 28/23, 6/5, 39/32 |
| 36 | 348.3871 | 1.2229 | 28/23, 17/14, 39/32, 23/19, 11/9, 27/22 |
| 37 | 358.0645 | 1.2298 | 11/9, 39/32, 27/22, 28/23, 16/13, 17/14 |
| 38 | 367.7419 | 1.2367 | 16/13, 27/22, 79/64, 21/17, 11/9, 26/21, 39/32 |
| 39 | 377.4194 | 1.2436 | 21/17, 26/21, 79/64, 16/13, 27/22 |
| 40 | 387.0968 | 1.2506 | 26/21, 5/4, 21/17, 79/64 |
| 41 | 396.7742 | 1.2576 | 5/4 |
| 42 | 406.4516 | 1.2646 | 24/19, 5/4, 81/64, 19/15 |
| 43 | 416.129 | 1.2717 | 81/64, 24/19, 19/15, 14/11 |
| 44 | 425.8065 | 1.2788 | 14/11, 19/15, 23/18, 81/64, 24/19, 41/32 |
| 45 | 435.4839 | 1.286 | 23/18, 41/32, 14/11, 9/7 |
| 46 | 445.1613 | 1.2932 | 9/7, 41/32, 22/17, 23/18, 83/64 |
| 47 | 454.8387 | 1.3005 | 22/17, 83/64, 13/10, 9/7, 30/23 |
| 48 | 464.5161 | 1.3078 | 13/10, 83/64, 30/23, 22/17, 17/13, 21/16 |
| 49 | 474.1935 | 1.3151 | 17/13, 30/23, 21/16, 13/10, 25/19, 83/64 |
| 50 | 483.871 | 1.3225 | 25/19, 21/16, 17/13, 30/23 |
| 51 | 493.5484 | 1.3299 | 85/64, 25/19, 21/16, 4/3 |
| 52 | 503.2258 | 1.3373 | 85/64, 4/3 |
| 53 | 512.9032 | 1.3448 | 4/3, 43/32, 85/64 |
| 54 | 522.5806 | 1.3524 | 43/32, 27/20, 23/17, 4/3, 19/14 |
| 55 | 532.2581 | 1.3599 | 23/17, 27/20, 19/14, 87/64, 43/32, 15/11 |
| 56 | 541.9355 | 1.3676 | 87/64, 19/14, 15/11, 23/17, 26/19, 27/20 |
| 57 | 551.6129 | 1.3752 | 26/19, 15/11, 11/8, 87/64, 19/14 |
| 58 | 561.2903 | 1.3829 | 11/8, 26/19, 18/13, 15/11 |
| 59 | 570.9677 | 1.3907 | 18/13, 25/18, 89/64, 11/8, 32/23 |
| 60 | 580.6452 | 1.3985 | 89/64, 32/23, 25/18, 18/13, 7/5 |
| 61 | 590.3226 | 1.4063 | 7/5, 32/23, 45/32, 89/64, 25/18 |
| 62 | 600.0 | 1.4142 | 45/32, 24/17, 7/5, 17/12 |
| 63 | 609.6774 | 1.4221 | 17/12, 24/17, 27/19, 91/64, 45/32 |
| 64 | 619.3548 | 1.4301 | 91/64, 27/19, 17/12, 10/7, 24/17, 33/23 |
| 65 | 629.0323 | 1.4381 | 10/7, 33/23, 23/16, 91/64, 27/19 |
| 66 | 638.7097 | 1.4462 | 23/16, 33/23, 13/9, 10/7 |
| 67 | 648.3871 | 1.4543 | 13/9, 93/64, 16/11, 23/16, 33/23 |
| 68 | 658.0645 | 1.4624 | 16/11, 93/64, 19/13, 13/9, 22/15 |
| 69 | 667.7419 | 1.4706 | 19/13, 22/15, 47/32, 16/11, 25/17, 93/64, 28/19 |
| 70 | 677.4194 | 1.4789 | 25/17, 47/32, 28/19, 22/15, 34/23, 19/13 |
| 71 | 687.0968 | 1.4872 | 34/23, 28/19, 95/64, 25/17, 47/32, 22/15 |
| 72 | 696.7742 | 1.4955 | 95/64, 34/23, 3/2, 28/19 |
| 73 | 706.4516 | 1.5039 | 3/2, 95/64 |
| 74 | 716.129 | 1.5123 | 3/2, 97/64 |
| 75 | 725.8065 | 1.5208 | 97/64, 35/23, 32/21, 3/2 |
| 76 | 735.4839 | 1.5293 | 35/23, 32/21, 97/64, 26/17, 49/32, 23/15 |
| 77 | 745.1613 | 1.5379 | 26/17, 49/32, 23/15, 32/21, 35/23, 20/13, 97/64 |
| 78 | 754.8387 | 1.5465 | 20/13, 23/15, 49/32, 17/11, 26/17, 99/64, 32/21 |
| 79 | 764.5161 | 1.5552 | 99/64, 17/11, 20/13, 14/9, 23/15 |
| 80 | 774.1935 | 1.5639 | 14/9, 25/16, 99/64, 17/11, 36/23 |
| 81 | 783.871 | 1.5727 | 36/23, 25/16, 11/7, 14/9, 101/64 |
| 82 | 793.5484 | 1.5815 | 11/7, 101/64, 30/19, 36/23, 25/16, 19/12 |
| 83 | 803.2258 | 1.5904 | 19/12, 30/19, 101/64, 27/17, 35/22, 11/7, 51/32 |
| 84 | 812.9032 | 1.5993 | 35/22, 27/17, 51/32, 19/12, 8/5, 30/19, 101/64 |
| 85 | 822.5806 | 1.6082 | 8/5, 51/32, 35/22, 103/64, 27/17 |
| 86 | 832.2581 | 1.6173 | 103/64, 21/13, 8/5, 34/21, 51/32 |
| 87 | 841.9355 | 1.6263 | 34/21, 21/13, 13/8, 103/64 |
| 88 | 851.6129 | 1.6354 | 13/8, 34/21, 18/11, 21/13, 105/64 |
| 89 | 861.2903 | 1.6446 | 18/11, 105/64, 23/14, 13/8, 28/17, 33/20 |
| 90 | 870.9677 | 1.6538 | 23/14, 28/17, 105/64, 33/20, 38/23, 18/11, 53/32 |
| 91 | 880.6452 | 1.6631 | 38/23, 53/32, 33/20, 28/17, 23/14, 5/3, 105/64 |
| 92 | 890.3226 | 1.6724 | 5/3, 53/32, 107/64, 38/23, 33/20 |
| 93 | 900.0 | 1.6818 | 107/64, 5/3, 32/19, 27/16 |
| 94 | 909.6774 | 1.6912 | 32/19, 27/16, 107/64, 22/13, 39/23, 5/3 |
| 95 | 919.3548 | 1.7007 | 22/13, 27/16, 39/23, 32/19, 17/10, 109/64 |
| 96 | 929.0323 | 1.7102 | 17/10, 109/64, 39/23, 22/13, 27/16, 12/7 |
| 97 | 938.7097 | 1.7198 | 12/7, 109/64, 55/32, 17/10, 39/23 |
| 98 | 948.3871 | 1.7295 | 55/32, 12/7, 19/11, 26/15, 111/64 |
| 99 | 958.0645 | 1.7392 | 19/11, 26/15, 111/64, 33/19, 40/23, 55/32, 12/7 |
| 100 | 967.7419 | 1.7489 | 40/23, 33/19, 111/64, 26/15, 7/4, 19/11 |
| 101 | 977.4194 | 1.7587 | 7/4, 40/23, 33/19, 111/64, 26/15, 30/17 |
| 102 | 987.0968 | 1.7686 | 30/17, 113/64, 7/4, 23/13, 39/22 |
| 103 | 996.7742 | 1.7785 | 23/13, 113/64, 30/17, 39/22, 16/9, 57/32 |
| 104 | 1006.4516 | 1.7884 | 16/9, 57/32, 39/22, 25/14, 23/13, 34/19, 113/64, 30/17 |
| 105 | 1016.129 | 1.7985 | 34/19, 25/14, 57/32, 115/64, 16/9, 9/5, 39/22 |
| 106 | 1025.8065 | 1.8086 | 9/5, 115/64, 34/19, 38/21, 25/14, 29/16 |
| 107 | 1035.4839 | 1.8187 | 38/21, 29/16, 9/5, 20/11, 115/64 |
| 108 | 1045.1613 | 1.8289 | 20/11, 29/16, 42/23, 38/21, 117/64, 11/6 |
| 109 | 1054.8387 | 1.8391 | 117/64, 42/23, 11/6, 20/11, 35/19, 59/32, 29/16 |
| 110 | 1064.5161 | 1.8495 | 35/19, 59/32, 11/6, 24/13, 117/64, 42/23 |
| 111 | 1074.1935 | 1.8598 | 24/13, 59/32, 35/19, 13/7, 119/64, 11/6 |
| 112 | 1083.871 | 1.8702 | 119/64, 13/7, 28/15, 24/13, 15/8, 59/32 |
| 113 | 1093.5484 | 1.8807 | 28/15, 15/8, 119/64, 32/17, 13/7 |
| 114 | 1103.2258 | 1.8913 | 32/17, 15/8, 17/9, 121/64, 36/19, 28/15 |
| 115 | 1112.9032 | 1.9019 | 121/64, 17/9, 36/19, 19/10, 32/17, 40/21, 61/32, 15/8 |
| 116 | 1122.5806 | 1.9125 | 19/10, 40/21, 61/32, 36/19, 21/11, 44/23, 121/64, 17/9, 23/12 |
| 117 | 1132.2581 | 1.9233 | 44/23, 21/11, 23/12, 61/32, 40/21, 123/64, 25/13, 19/10, 27/14 |
| 118 | 1141.9355 | 1.934 | 25/13, 123/64, 27/14, 23/12, 44/23, 31/16, 21/11, 61/32 |
| 119 | 1151.6129 | 1.9449 | 31/16, 27/14, 33/17, 35/18, 25/13, 123/64, 39/20, 23/12 |
| 120 | 1161.2903 | 1.9558 | 35/18, 33/17, 39/20, 31/16, 125/64, 45/23, 27/14 |
| 121 | 1170.9677 | 1.9667 | 45/23, 125/64, 39/20, 35/18, 63/32, 33/17 |
| 122 | 1180.6452 | 1.9778 | 63/32, 45/23, 125/64, 39/20, 127/64 |
| 123 | 1190.3226 | 1.9889 | 127/64, 63/32 |
| 124 | 1200.0 | 2.0 | 2/1 |
|
JI Ratio Approximations are comprised of 23 limit ratios and the odd harmonics up to 127.
| |||