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Individual Calculations June 2017 |
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| Bouzidi, Ahmed Total change: -25.80 | |   |
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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 |
| 1874 | 2219 | 1.00 | 2 | -0.76 | 20 | -15.20 | |
|  Ben Brahem, Aymen | | | 1819 * | TUN | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Zaier, Oussama | | | 1929 | TUN | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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) | | | | FE 23 Citta' di Cutro | Cutro | ITA | 2017-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2219 | 4.50 | 8 | 0.52 | 20 | 10.40 | |
|  Libiszewski, Fabien | g | | 2531 | FRA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Parrella, Alfredo | | | 2124 | ITA | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Lacrosse, Marc | f | | 2205 | BEL | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Di Mauro, Sebastiano | | | 1900 | ITA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Van Hoolandt, Patrick | f | | 2151 | MNC | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Lalic, Bogdan | g | | 2449 | CRO | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Boudriga, Med Ali | m | | 2351 | TUN | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Makka, Ioulia | | wm | 2069 | GRE | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | African Zonal 4.1 Open | Algiers | ALG | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2219 | 4.00 | 9 | -1.05 | 20 | -21.00 | |
| | Elnaami, Hashem A.k. | | | 1878 | LBA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Bengherabi, Khalil | f | | 2237 | ALG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Mahdia, Farage | c | | 2002 | LBA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Arab, Adlane | m | | 2487 | ALG | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Al-Zayat, Ahmed | f | | 2221 | LBA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Moulay, Mehdi | | | 2092 | ALG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Ounas, Abdelhak | | | 2083 | ALG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Gueroui, Nacereddine | | | 2040 | ALG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Haddouche, Mohamed | g | | 2490 | ALG | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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