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Individual Calculations June 2017 |
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| Douissa, Oussama Total change: 34.20 | |   |
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| Tunisian team championship 2017 Round 1 - Round 2- Round 3 | Tunis | TUN | 2017-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 2236 | 2.00 | 2 | 0.16 | 20 | 3.20 | |
|  Kahlaoui, Hassen | | | 1836 * | TUN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Belgasmi, Najib | | | 1836 * | TUN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | African Zonal 4.1 Open | Algiers | ALG | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2236 | 6.00 | 9 | 1.55 | 20 | 31.00 | |
| | Taieb, Sahbi | | | 2065 | TUN | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Haddouche, Mohamed | g | | 2490 | ALG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Elnaami, Hashem A.k. | | | 1878 | LBA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Ben Nasser, Khaled | f | | 2231 | LBA | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Arab, Adlane | m | | 2487 | ALG | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Boudriga, Med Ali | m | | 2351 | TUN | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Talbi, Chafik | | | 2187 | ALG | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Al-Zayat, Ahmed | f | | 2221 | LBA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Bengherabi, Khalil | f | | 2237 | ALG | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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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