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Individual Calculations March 2024 |
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| Williams, John A Total change: 40.00 | |   |
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| Welsh Spring Open | Cardiff | WLS | 2024-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1348 | 1.50 | 4 | 1.00 | 40 | 40.00 | |
|  Rathbone-Jones, Ifan | | | 1941 | WLS | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Quinn, Peter | | | 1632 | WLS | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Jones, Steve | | | 1686 | WLS | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Evans, Andrew | | | 1585 | WLS | 1.00 | 1 | 0.80 | 40 | 32.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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