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Individual Calculations March 2019 |
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| Haigh, Tony Total change: -27.00 | |   |
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| 48th Dyfed Open | Fishguard | WLS | 2019-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1655 | 1793 | 2.00 | 5 | -1.35 | 20 | -27.00 | |
|  Jones, Iolo C | f | | 2193 * | WLS | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Fraser, Susanna | | | 1578 | WLS | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Jones, Dewi | | | 1504 | WLS | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Andrews, Norman G | | | 1605 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Cooke, Mark | | | 1393 * | WLS | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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