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Individual Calculations August 2018 |
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| Waddington, Mike P Total change: 15.80 | |   |
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| 15th South Wales International Open | Cardiff | WLS | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2123 | 2110 | 4.50 | 8 | 0.79 | 20 | 15.80 | |
|  Jansen Van Rensburg, Leon | | | 1710 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kalavannan, Koby | | | 2277 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | McGregor, John | | | 1849 | WLS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Dambrauskas, Virginijus | m | | 2301 | LTU | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Jones, Steven A | | | 2203 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Ledger, Dave J | f | | 2187 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Britton, Richard L | f | | 2249 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | House, Glenn L | f | | 2204 | 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) | | |
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