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Individual Calculations May 2023 |
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| Turner, Joseph David Total change: -5.00 | |   |
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| Bristol Open Spring Congress - 89th Bristol League Championship | Bristol | ENG | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1805 | 1867 | 2.00 | 4 | -0.23 | 20 | -4.60 | |
|  Garcia Hernandez, Oscar | | | 2073 | ESP | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Mize, Dylan | | | 1714 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Timbrell, Matthew | | | 1467 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Meek, Stephen J | | | 1965 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | * 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) | | | | 2023 Welsh Championship | Cardiff | WLS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 1862 | 1.50 | 5 | -0.02 | 20 | -0.40 | |
| | Everett, Elijah | | | 2202 | WLS | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Musson, Adam J | | | 2002 | WLS | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Pleasants, Allan J | | | 1975 | WLS | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Hatchett, Paul | | | 1967 | WLS | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Rathbone-Jones, Ifan | | | 1946 | WLS | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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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