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Rapid:
Individual Calculations March 2023 |
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| Szpinda, Piotr Total change: 12.20 | |   |
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| Grand Prix Polonii 2023 - turniej 5 | Wroclaw | POL | 2023-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1541 | 2.00 | 5 | 0.61 | 20 | 12.20 | |
|  Grossmann, Ryszard | f | | 1835 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Somyk, Marcin | | | 1680 | POL | 1.00 | 1 | 0.69 | 20 | 13.80 | |  Marek, Grzegorz | | | 1626 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Kowalczyk, Wojciech | | | 1676 | POL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Nagly, Wojciech | | | 1756 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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