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Individual Calculations April 2019 |
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| Barbaria, Yacine Total change: -38.80 | |   |
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| Championnat National par equipe A 2020 1-9 | Hammamet | TUN | 2019-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2070 | 2211 | 3.50 | 8 | -1.95 | 20 | -39.00 | |
|  Zarrouk, Hamza | | | 1997 | TUN | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Hergli, Amir | | | 2042 | TUN | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Jemai, Akram | | | 2239 | TUN | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Ben Ammar, Mohamed | c | | 2041 | TUN | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Bouflija, Hedi | | | 2047 | TUN | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Ben Khedija, Kais | | | 1953 | TUN | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Meftahi, Houssem | m | | 2030 | TUN | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Hbacha, Achraf | c | | 2209 | TUN | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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) | | | | Arab Chess Club Championship 2019 Open | Hammamet | TUN | 2019-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 2211 | 4.50 | 6 | 0.57 | 20 | 11.40 | |
|  Moayed, Obied | c | | 2126 | JOR | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Jarraya, Zied | | | 2187 | TUN | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Masrahi, Abdulrahman A | c | | 1959 | KSA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Ismael, Namir Mohammed Ismael | c | | 2116 | IRQ | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Saim, Mohamed Ilias | f | | 2133 | ALG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Maasarani, Mahmoud | | | 2035 | LBN | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Arab Teams Chess Championship Open 2019 | Hammamet | TUN | 2019-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2211 | 3.00 | 5 | -0.56 | 20 | -11.20 | |
| | Fellah, Mohamed Amine | | | 2080 | ALG | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Meddeb, Anis | f | | 2164 | TUN | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Faraj, Yahya | f | | 2212 | YEM | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Al Azmi, Khalaf | | | 1811 * | KUW | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Isam, Gaith | | | 1863 | PLE | 0.50 | 1 | -0.39 | 20 | -7.80 | | | * 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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