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Individual Calculations August 2019 |
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| Laszczuk, Marcelina Total change: -19.20 | |   |
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| Najdorf Chess Festival gr. C | Warszawa | POL | 2019-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1441 | 1152 | 0.00 | 3 | -0.48 | 40 | -19.20 | |
|  Skiba, Jakub | | | 1518 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Jaroszuk, Marcin | | | 1425 | POL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Olszewski, Antoni | | | 1380 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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