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Individual Calculations October 2021 |
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| McWilliams, Mark Total change: 29.20 | |   |
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| Hendon Under 2200 FIDE Swiss Stage 1 | London | ENG | 2021-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1513 | 1252 | 1.50 | 4 | 0.73 | 40 | 29.20 | |
|  Llewellyn, Julian D | | | 1652 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Haddock, Paul | | | 1458 | ENG | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Baxter, James | | | 1483 | ENG | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Haddock, Paul | | | 1458 | ENG | 0.50 | 1 | 0.26 | 40 | 10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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