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Individual Calculations August 2023 |
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| Purczynski, Andrzej Total change: 13.20 | |   |
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| Warsaw Chess Festival - group C | Warszawa | POL | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1182 | 2.00 | 5 | 0.66 | 20 | 13.20 | |
|  Ben, Jaroslaw | | | 1517 | POL | 0.50 | 1 | 0.38 | 20 | 7.60 | |  Semkiw, Orest | | | 1467 | POL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Borowski, Marek | | | 1415 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Czarkowski, Jaroslaw | | | 1021 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Czech, Franciszek | | | 1493 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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