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Individual Calculations August 2017 |
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| Talbi, Chafik Total change: 15.80 | |   |
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| 2017 African Individual Chess Championships "Open" | Oran | ALG | 2017-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2272 | 2250 | 5.00 | 9 | 0.79 | 20 | 15.80 | |
|  Ounas, Abdelhak | | | 2018 | ALG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Belouadah, Saad | m | | 2400 | ALG | 1.00 | 1 | 0.70 | 20 | 14.00 | |  Arab, Adlane | m | | 2476 | ALG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Hesham, Abdelrahman | g | | 2385 | EGY | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Boudriga, Med Ali | m | | 2348 | TUN | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Chipanga, Takaedza | | | 2068 | ZIM | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Odendaal, Frederick | | | 2038 | RSA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | El Gindy, Essam | g | | 2448 | EGY | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Douissa, Oussama | | | 2270 | TUN | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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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