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Rapid:
Individual Calculations August 2017 |
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| Mwali, Chitumbo Total change: 19.80 | |   |
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| 2017 Rapid African Individual Chess Championships "Open" | Oran | ALG | 2017-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2280 | 2286 | 5.50 | 9 | 0.99 | 20 | 19.80 | |
|  Berrached, Mohammed | | | 2011 | ALG | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Hesham, Abdelrahman | g | | 2459 | EGY | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Van Zyl-Rudd, Jack | f | | 1886 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Amin, Bassem | g | | 2684 | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Arab, Adlane | m | | 2403 | ALG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Moueden, Mohamed Amine | | | 1927 | ALG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Bouzidi, Ahmed | c | | 2193 | TUN | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Boudriga, Med Ali | m | | 2362 | TUN | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Adly, Ahmed | g | | 2598 | EGY | 0.00 | 1 | -0.14 | 20 | -2.80 | | | * 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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