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Individual Calculations May 2023 |
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| Catabay, Rezin C Total change: 4.80 | |   |
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| 65th Southend Easter Congress - U1900 | Southend-on-Sea | ENG | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1575 | 1.00 | 4 | 0.12 | 40 | 4.80 | |
|  Laundy, Peter R | | | 1783 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Staniland, Philip | | | 1824 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Smith, David | | | 1813 | ENG | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Figueroa, Edison | | | 1760 | ENG | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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