Individual Calculations January 2023 |
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Selby, Keith Total change: -3.80 | | |
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Coulsdon Chess Daytime Chess Autumn 2022 December 2022 | Coulsdon | ENG | 2022-11-30 |
Rc | Ro | w | n | change | K | K*chg | Game |
1102 | 1242 | 0.50 | 1 | -0.19 | 20 | -3.80 | |
| Braithwaite, Paul | | | 1102 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | 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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