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Individual Calculations July 2022 |
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| Oswald, Graeme Total change: 13.80 | |   |
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| ECF 2022 Counties Championship Open - SF1 | London | ENG | 2022-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 2108 | 1.00 | 1 | 0.42 | 20 | 8.40 | |
|  Starley, Robert | | | 2048 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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) | | | | 2021/22 4NCL Division 1 & 2 Rounds 10-11 | Daventry | ENG | 2022-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2108 | 1.50 | 2 | 0.27 | 20 | 5.40 | |
| | Whitehead, Mark A | | | 1757 | ENG | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Dunworth, Christopher N | f | | 2228 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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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