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Rapid:
Individual Calculations April 2023 |
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| Marcinkiewicz, Igor Total change: 8.60 | |   |
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| Grand Prix Polonii 2023 - turniej 9 | Wroclaw | POL | 2023-03-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1203 | 1.00 | 4 | 0.43 | 20 | 8.60 | |
|  Grossmann, Ryszard | f | | 1769 | POL | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Rzewnicki, Pawel | | | 1566 | POL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Trebala, Michal | | | 1452 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Krawczyk, Eryk | | | 1383 | POL | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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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