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Individual Calculations May 2023 |
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| Soulier, Alfred Total change: 57.20 | |   |
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| Coulsdon Chess Standardplay Congress Easter 2023 - Open | Coulsdon | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1700 | 2.00 | 3 | 1.43 | 40 | 57.20 | |
|  Rogers, Tim L | | | 1920 | ENG | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Lalic, Peter D | c | | 2145 | ENG | 0.50 | 1 | 0.44 | 40 | 17.60 | | | Khovanskiy, Maxim | | | 1859 | ENG | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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) | | |
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