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Individual Calculations April 2024 |
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| Czapka, Piotr Total change: -10.80 | |   |
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| Otwarta Liga Mazowiecka 2024 Round 7-10 | Mazowsze | POL | 2024-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1559 | 1622 | 1.00 | 2 | -0.18 | 20 | -3.60 | |
|  Supel, Michal | | | 1515 | POL | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Machnik, Stanislaw | | | 1602 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | XIV Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2024 Round 9-11 | Warszawa | POL | 2024-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1622 | 1.50 | 3 | -0.36 | 20 | -7.20 | |
|  Chojecki, Lukasz | | | 1590 | POL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Zoltkowski, Marcin | | | 1552 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Getka, Kamil | | | 1456 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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