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Individual Calculations February 2024 |
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| Rathbone-Jones, Ifan Total change: 6.80 | |   |
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| 2023-24 4NCL Division 4 Rounds 3-4 | Telford | ENG | 2024-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1934 | 1.00 | 2 | 0.15 | 20 | 3.00 | |
|  Onley, David E | | | 2027 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Zhu, Yaoyao | | | 1949 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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) | | | | 2024 South Wales Winter Open | Bridgend | WLS | 2024-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1934 | 2.50 | 4 | 0.19 | 20 | 3.80 | |
|  Probert, Malcolm | | | 1542 | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kett, Tim | f | | 2096 | WLS | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Jones, Steve | | | 1678 | WLS | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Brown, Thomas | | | 2095 | WLS | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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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