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Individual Calculations May 2023 |
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| Quinn, Peter Total change: -33.60 | |   |
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| 2023 Welsh Open | Cardiff | WLS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1475 | 1684 | 2.00 | 4 | -0.99 | 20 | -19.80 | |
|  Hammett, Scott | | | 1283 | WLS | 0.50 | 1 | -0.42 | 20 | -8.40 | |  White, Sam | | | 1444 | WLS | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Parri, Deio | | | 1597 | WLS | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Wu, Yuxuan | | | 1577 | WLS | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | Welsh Chess Premier League Major 2023 Round 3 | Bridgend | WLS | 2023-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1684 | 0.00 | 1 | -0.69 | 20 | -13.80 | |
| | Szakmany, Bence | | | 1545 | WLS | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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