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Rapid:
Individual Calculations December 2017 |
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| Macdonald, John Total change: 30.80 | |   |
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| Golders Green FIDE Rapid Chess Amateur Nov 2017 | London | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1475 | 5.00 | 6 | 1.54 | 20 | 30.80 | |
|  Macdonald, Amaya | | | 1236 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Balaji, Musiri Lakshminarayanan | | | 1582 | ENG | 1.00 | 1 | 0.65 | 20 | 13.00 | |  Fleischer, Jeff H | | | 1550 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Ashraf, Zafar | | | 1487 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Mitchell, Robert | | | 1450 | NZL | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Valjee, Ashir | | | 1108 | ENG | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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