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{| class="wikitable" style="text-align: center; margin: auto auto auto auto;"
{| class="wikitable center-1 right-2"
|+ style="font-size: 105%;" | Overflow dates and times of common era-based timekeeping
|+ style="font-size: 105%;" | {{frac|2|7}}-comma [[Superpyth]] interval chain
|-
|-
! rowspan="2" | Integer<br />size, bits !! rowspan="2" | Maximum<br />value !! colspan="2" | Maximum system time<br />(microseconds since 1 January [[wikipedia:AD 1|1 AD]], 00:00:00.000000 UTC)
! rowspan="2" | &#35; !! rowspan="2" | Cents !! rowspan="2" | Note !! colspan="2" | Approximate Ratios
|-
|-
! Date !! Time (UTC)
! 7-limit !! 11-limit
|-
|-
| 32 || {{nowrap|2<sup>31</sup> &minus; 1}} || 1 January 1 AD || 00:35:47.483647
| &minus;10 || 102.553 || E&#x1D12B; || 16/15, 21/20 ||
|-
|-
| 36 || {{nowrap|2<sup>35</sup> &minus; 1}} || 1 January 1 AD || 09:32:39.738367
| &minus;9 || 812.297 || B&#x1D12B; || 8/5 ||
|-
|-
| 40 || {{nowrap|2<sup>39</sup> &minus; 1}} || 7 January 1 AD || 08:42:35.813887
| &minus;8 || 322.042 || F&#x266D; || 6/5 || 40/33
|-
|-
| 44 || {{nowrap|2<sup>43</sup> &minus; 1}} || 12 April 1 AD || 19:21:33.022207
| &minus;7 || 1031.787 || C&#x266D; || 9/5 || 20/11
|-
|-
| 48 || {{nowrap|2<sup>47</sup> &minus; 1}} || 17 June 1 AD || 21:44:48.355327
| &minus;6 || 541.532 || G&#x266D; || 48/35, 27/20 || 15/11
|-
|-
| 52 || {{nowrap|2<sup>51</sup> &minus; 1}} || 10 May 72 AD || 11:56:53.685247
| &minus;5 || 51.276 || D&#x266D; || 28/27, 36/35 || 45/44
|-
|-
| 56 || {{nowrap|2<sup>55</sup> &minus; 1}} || 16 September 1142 || 23:10:18.963967
| &minus;4 || 761.021 || A&#x266D; || 14/9 ||
|-
|-
| 60 || {{nowrap|2<sup>59</sup> &minus; 1}} || 25 April 18&thinsp;268 || 10:45:03.423487
| &minus;3 || 270.766 || E&#x266D; || 7/6 ||
|-
|-
| 64 || {{nowrap|2<sup>63</sup> &minus; 1}} || 10 January 292&thinsp;278 || 04:00:54.775807
| &minus;2 || 980.511 || B&#x266D; || '''7/4''', 16/9 ||
|-
| &minus;1 || 490.255 || F || 4/3 ||
|-
| 0 || 0 || C || '''1/1''' ||
|-
| 1 || 709.745 || G || '''3/2''' ||
|-
| 2 || 219.489 || D || '''8/7''', '''9/8''' ||
|-
| 3 || 929.234 || A || 12/7 ||
|-
| 4 || 438.979 || E || 9/7 ||
|-
| 5 || 1148.724 || B || 27/14, 35/18 || 88/45
|-
| 6 || 658.468 || F&#x266F; || 35/24, 40/27 || 22/15
|-
| 7 || 168.213 || C&#x266F; || 10/9, 54/49 || 11/10  
|-
| 8 || 877.958 || G&#x266F; || 5/3 || 33/20
|-
| 9 || 387.703 || D&#x266F; || '''5/4''' ||
|-
| 10 || 1097.447 || A&#x266F; || '''15/8''', 40/21 ||
|-
| 11 || 607.192 || E&#x266F; || 10/7 ||
|-
| 12 || 116.937 || B&#x266F; || 15/14 ||
|-
| 13 || 826.682 || F&#x1D12A; || 45/28 || 44/27
|-
| 14 || 336.426 || C&#x1D12A; || 60/49 || 11/9
|-
| 15 || 1046.171 || G&#x1D12A; || 50/27 || 11/6
|-
| 16 || 555.916 || D&#x1D12A; || 25/18 || '''11/8'''
|-
| 17 || 65.661 || A&#x1D12A; || 25/24 || 22/21, '''33/32'''
|-
| 18 || 775.405 || E&#x1D12A; || ||
|-
| 19 || 285.150 || B&#x1D12A; || ||
|}
|}
<code><nowiki>/index.php?route=account/login&language=en-gb&redirect=%2522%253E%253Cscript%253Ealert%2528123%2529%253C%252Fscript%253E%253Cinput%2Btype%253D%2522hidden</nowiki></code>

Latest revision as of 14:29, 20 May 2025

2⁄7-comma Superpyth interval chain
# Cents Note Approximate Ratios
7-limit 11-limit
−10 102.553 E𝄫 16/15, 21/20
−9 812.297 B𝄫 8/5
−8 322.042 F♭ 6/5 40/33
−7 1031.787 C♭ 9/5 20/11
−6 541.532 G♭ 48/35, 27/20 15/11
−5 51.276 D♭ 28/27, 36/35 45/44
−4 761.021 A♭ 14/9
−3 270.766 E♭ 7/6
−2 980.511 B♭ 7/4, 16/9
−1 490.255 F 4/3
0 0 C 1/1
1 709.745 G 3/2
2 219.489 D 8/7, 9/8
3 929.234 A 12/7
4 438.979 E 9/7
5 1148.724 B 27/14, 35/18 88/45
6 658.468 F♯ 35/24, 40/27 22/15
7 168.213 C♯ 10/9, 54/49 11/10
8 877.958 G♯ 5/3 33/20
9 387.703 D♯ 5/4
10 1097.447 A♯ 15/8, 40/21
11 607.192 E♯ 10/7
12 116.937 B♯ 15/14
13 826.682 F𝄪 45/28 44/27
14 336.426 C𝄪 60/49 11/9
15 1046.171 G𝄪 50/27 11/6
16 555.916 D𝄪 25/18 11/8
17 65.661 A𝄪 25/24 22/21, 33/32
18 775.405 E𝄪
19 285.150 B𝄪

/index.php?route=account/login&language=en-gb&redirect=%2522%253E%253Cscript%253Ealert%2528123%2529%253C%252Fscript%253E%253Cinput%2Btype%253D%2522hidden

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