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Individual Calculations May 2019 |
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| Mensah, Joseph Jamena Total change: 7.80 | |   |
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| Zone 4.4 Individual Chess Championships 2019 | Accra | GHA | 2019-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1960 | 3.50 | 7 | 0.39 | 20 | 7.80 | |
|  Gyamfi, Kwame Adutwum | | | 1560 * | GHA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Onovughe, Ochuko Emmanuel | f | | 2186 | NGR | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Manan, Yoboue Hermann | | | 2079 | CIV | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Abdulraheem, Abdulrahman Akintoye | | | 2258 | NGR | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Anquandah, Francis Eric | m | | 2011 | GHA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Kolani-Banake, Sopague | c | | 1689 | TOG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Adesina, Adeyinka | c | | 2175 | NGR | 0.00 | 1 | -0.23 | 20 | -4.60 | | | * 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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