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Individual Calculations February 2024 |
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| Di-Vetta, Andrew Total change: 12.00 | |   |
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| 2024 South Wales Winter Open | Bridgend | WLS | 2024-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1632 | 2.00 | 5 | 0.38 | 20 | 7.60 | |
|  Brown, Thomas | | | 2095 | WLS | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Turner, Joseph David | | | 1868 | WLS | 1.00 | 1 | 0.80 | 20 | 16.00 | |  Fathallah, Joe | | | 2010 | WLS | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Richards, Gareth | | | 1232 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Downey, Keith | | | 1733 | WLS | 0.00 | 1 | -0.36 | 20 | -7.20 | | | * 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) | | | | 2023-24 WCU Under 1850 League Round 3 | Bridgend | WLS | 2024-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1797 | 1632 | 0.50 | 1 | 0.22 | 20 | 4.40 | |
| | Guy, David | | | 1797 | WLS | 0.50 | 1 | 0.22 | 20 | 4.40 | |
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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