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Individual Calculations April 2023 |
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| Garcia, Jason Total change: -7.00 | |   |
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| Welsh Spring Open 2023 | Cardiff | WLS | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 2002 | 2.00 | 2 | 0.22 | 20 | 4.40 | |
|  Jansen Van Rensburg, Leon | | | 1602 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dixon, Chris | | | 1697 | WLS | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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) | | | | Welsh Chess Premier League Open 2023 Round 2 | Bridgend | WLS | 2023-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2002 | 0.00 | 1 | -0.57 | 20 | -11.40 | |
| | Ralphs, Nigel | | | 1952 | WLS | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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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