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Rapid:
Individual Calculations October 2023 |
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| Grochowina, Bartlomiej Total change: -5.20 | |   |
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| Polish Rapid Youth Chess Championship 2023 - B10 | Bydgoszcz | POL | 2023-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1257 | 1023 | 0.50 | 3 | -0.13 | 40 | -5.20 | |
|  Olejko, Wojciech | | | 1271 | POL | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Korzeniowski, Wojciech | | | 1211 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Czajka, Romuald | | | 1289 | POL | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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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