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Individual Calculations August 2015 |
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| Spraggett, Kevin Total change: 3.30 | |   |
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| Oporto Open 2015 - 75. aniversario do GX Porto | Porto | POR | 2015-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2332 | 2542 | 7.00 | 9 | 0.33 | 10 | 3.30 | |
|  Abrahams, Daniel | | | 2142 * | CAN | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Hinojar Basa, Alfonso | | | 2208 | ESP | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Valles, Manuel | m | | 2350 | FRA | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Nunes, Fernando | | | 2142 * | POR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Fernandez, Michael | f | | 2249 | ENG | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Kuzmicz, Krystian | m | | 2475 | POL | 0.50 | 1 | -0.09 | 10 | -0.90 | | | Ider, Borya | m | | 2414 | FRA | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Ferreira, Jorge Viterbo | m | | 2436 | POR | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Kunin, Vitaly | g | | 2576 | GER | 0.50 | 1 | 0.05 | 10 | 0.50 | | | * 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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