William Ratelband
| Name | City | CFC Id | CFC Expiry | Regular Rating | Regular High | Quick Rating | Quick High | FIDE Id |
|---|---|---|---|---|---|---|---|---|
| Ratelband, William | Waterloo, ON | 158224 | 2025-12-14 | 1957 | 1957 | 2041 | 2041 | 2630729 |
| End Date | Type | Games Played | Score | Old Rating | Perf Rating | New Rating | Highest Rating | ||
|---|---|---|---|---|---|---|---|---|---|
| UToronto vs UWaterloo Rapid Pool B | 2025-03-30 | Q | 6 | 5 | 1901 | 2168 | 2041 | 2041 | |
| UToronto vs UWaterloo Blitz Pool B | 2025-03-29 | Q | 12 | 6.5 | 1908 | 1886 | 1901 | 1908 | |
| 2025 Canadian University Reserve | 2025-01-26 | R | 5 | 4 | 1908 | 2058 | 1957 | 1957 | |
| Hart House Holidays Open - U2200 | 2024-12-22 | R | 5 | 1.5 | 1829 | 1910 | 1863 | 1863 | |
| UToronto vs UWaterloo B Rapid | 2024-03-03 | Q | 6 | 4.5 | 1770 | 1937 | 1847 | 1847 | |
| UToronto vs UWaterloo B Blitz | 2024-03-02 | Q | 12 | 6.5 | 1675 | 1803 | 1770 | 1770 | |
| Canadian University Championship | 2024-01-28 | R | 4 | 3 | 1775 | 1941 | 1829 | 1829 | |
| 2018 CYCC U16 Open | 2018-07-05 | R | 7 | 3.5 | 1719 | 1848 | 1775 | 1775 | |
| Brantford St Patricks Day Open | 2018-03-17 | R | 4 | 2 | 1679 | 1802 | 1719 | 1719 | |
| NYYCC and GP1 U16-U18 | 2018-01-06 | Q | 5 | 3 | 1298 | 1156 | 1271 | 1298 | |
| KW September Open U2000 | 2017-09-17 | R | 2 | 2 | 1662 | 1868 | 1679 | 1679 | |
| Brantford Club Championship | 2017-08-28 | R | 10 | 7 | 1319 | 1778 | 1662 | 1662 | |
| Hamilton Summer Open U2000 | 2017-08-20 | R | 5 | 2.5 | 1131 | 1734 | (1319) | (16 g) | |
| NYYCC and GP2 - U18 | 2017-02-18 | Q | 5 | 3 | 1325 | 1120 | 1298 | 1298 | |
| Groundhog Day Active U1800 | 2017-02-05 | Q | 5 | 3 | 1302 | 1400 | (1325) | (21 g) | |
| NYYCC January & GP1 - U18 | 2017-01-07 | Q | 5 | 4 | 1261 | 1392 | (1302) | (16 g) | |
| Hamilton Summer Open U1600 | 2016-08-28 | R | 2 | 4 | 1027 | 1601 | (1131) | (11 g) | |
| Brantford HS Active | 2016-08-21 | Q | 3 | 2.5 | 1109 | 1665 | (1261) | (11 g) | |
| 2016 KW Team Tournament | 2016-06-25 | Q | 3 | 2.5 | 893 | 1470 | (1109) | (8 g) | |
| OYCC 2016 U14 | 2016-05-15 | R | 3 | 2 | 976 | 1129 | (1027) | (9 g) | |
| 2016 NYYCC and GP2 U18 | 2016-02-13 | Q | 5 | 2.5 | 0 | 893 | (893) | (5 g) | |
| 2015 Hamilton Open U1600 | 2015-08-16 | R | 3 | 1 | 1025 | 927 | (976) | (6 g) | |
| Hamilton Summer Open 2014 - U1600 | 2014-08-23 | R | 3 | 2 | 0 | 1025 | (1025) | (3 g) |