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Individual Calculations October 2023 |
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| Pietruszewski, Marcin Total change: 23.00 | |   |
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| 33. NATO chess championship 2023 | Portoroz | SLO | 2023-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2167 | 2216 | 5.00 | 7 | 1.15 | 20 | 23.00 | |
|  Unruh, Charles M | | | 1829 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Duren, Andrew | | | 2007 | USA | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Firat, Burak | g | | 2445 | TUR | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Koksal, Ege | m | | 2326 | TUR | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Pavlidis, Anastasios | m | | 2289 | GRE | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Delfino, Luigi | | | 2240 | ITA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Bacak, Muhammed Kaan | | | 2031 | TUR | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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