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Individual Calculations August 2023 |
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| Probert, Malcolm Total change: -20.40 | |   |
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| 18th South Wales International Open | Bridgend | WLS | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1541 | 1.00 | 6 | -1.02 | 20 | -20.40 | |
|  Marusenko, Petr | m | | 2043 | UKR | 0.00 | 1 | -0.04 | 20 | -0.80 | |  James, Dai | | | 1851 | WLS | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Robinson, David | | | 1845 | WLS | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Harris, Calum | | | 1805 | WLS | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Bickford, Ben | | | 1471 | WLS | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Belochkin, David | | | 1141 * | WLS | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | |
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