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Individual Calculations May 2023 |
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| Buttell, David Total change: -27.00 | |   |
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| 2023 Welsh Open | Cardiff | WLS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1691 | 3.50 | 6 | -1.35 | 20 | -27.00 | |
|  Dasselaar, Hendrik | | | 1297 | GER | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Szakmany, Bence | | | 1545 | WLS | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Mason, Edward | | | 1361 | WLS | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Emblem, Mark | | | 1403 | WLS | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Browse, Joseph | | | 1473 | WLS | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Jansen Van Rensburg, Leon | | | 1512 | WLS | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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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