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Individual Calculations September 2022 |
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| Kirby, Peter J. Total change: 11.20 | |   |
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| Chessable British Chess Championships 2022: Over 50 | Torquay | ENG | 2022-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2000 | 4.00 | 7 | 0.56 | 20 | 11.20 | |
|  Winter, Kevin | | | 1689 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Duncan, Chris R | f | | 2178 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Mason, Donald J | | | 2104 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Dargan, Paul A G | c | | 2056 | ENG | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Wilson, Edgar | | | 1854 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Fraser-Mitchell, Jeremy N | | | 2080 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Dilleigh, Stephen P | | | 2040 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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