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Rapid:
Individual Calculations July 2018 |
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| Macdonald, Amaya Total change: 13.20 | |   |
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| 8th Golders Green FIDE Rapid Chess Amateur | London | ENG | 2018-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1239 | 2.00 | 4 | 0.66 | 20 | 13.20 | |
|  Macdonald, John | | | 1484 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Valjee, Ashir | | | 1366 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Simms, Geoffrey R | | | 1295 | ENG | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Tree, Djuna | | | 1316 | ENG | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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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