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Individual Calculations March 2023 |
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| Ben Abbes, Ayoub Total change: 68.60 | |   |
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| Open des Jeunes de la Revolution 2022 U20 | Monastir, Tunisia | TUN | 2022-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1466 | 1660 | 7.00 | 9 | 0.40 | 20 | 8.00 | |
|  Khaled, Kilani | | | 1260 * | TUN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bettaieb, Salma | | | 1300 | TUN | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Brahim, Dhiaeddine | | | 1405 | TUN | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Zenaidi, Mokhtar | | | 1570 | TUN | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Barrani, Adem | | | 1588 | TUN | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Derouiche, Omar | | | 1444 | TUN | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Tira, Ahmed | | | 1577 | TUN | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Dahmani, Sami | c | | 1472 | TUN | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Chakroun, Wael | | | 1575 | TUN | 0.00 | 1 | -0.62 | 20 | -12.40 | | | * 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) | | | | Bicapawn December Chess Tournaments Classic U20 | Bouhjar | TUN | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1411 | 1660 | 6.00 | 8 | -0.14 | 20 | -2.80 | |
| | Zena, Hachem | | | 1150 | TUN | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Gherabli , Mohamed | | | 1365 | ALG | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Abdallah, Yara | | | 1260 * | TUN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bourourou, Ahmed | | | 1293 | TUN | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Boumaiza, Fares | | | 1354 | TUN | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Abdallah, Mohamed Khalil | | | 1485 | TUN | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Zouaghi, Ahmed | | | 1669 | TUN | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Najjar, Seif | | | 1708 | TUN | 0.50 | 1 | 0.07 | 20 | 1.40 | | | * 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) | | | | DJERBA International Chess Festival 2023 Open B | DJERBA | TUN | 2023-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1660 | 4.50 | 7 | 3.17 | 20 | 63.40 | |
| | Zane, Rayane | | | 1943 | ALG | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Ktita, Dhafer | | | 1906 | TUN | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Bensadi, Lotfi | | | 1957 | ALG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Elshaafi, Ali | | | 1946 | LBA | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Tkitek, Mohamed Mejed | | | 1878 | TUN | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Alkrnaf, Mohamed Othman | | | 1832 | LBA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Mihoubi, Saad | | | 1918 | ALG | 0.50 | 1 | 0.32 | 20 | 6.40 | |
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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