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Individual Calculations December 2023 |
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| Attalib, Osama A. Total change: 55.00 | |   |
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| FIDE World Amateur Chess Championship Open U 2300 | Muscat | OMA | 2023-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2138 | 1937 | 5.00 | 9 | 2.75 | 20 | 55.00 | |
|  Buchnicek, Petr | f | | 2219 | CZE | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Mohamed, Anwar | | | 2085 | SUD | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Myratgulyyev, Shohratguly | f | | 2289 | TKM | 1.00 | 1 | 0.89 | 20 | 17.80 | | | Bauyrzhan, Arnash | | | 1992 | KAZ | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Pitschka, Claus | f | | 2098 | GER | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Al-Aqrabi, Saleh | c | | 2164 | YEM | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Lednicky, Martin | | | 2103 | SVK | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Starley, Robert | | | 2072 | ENG | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Romero Calduch, Sergio | | | 2216 | ESP | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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