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Individual Calculations July 2021 |
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| Peret, Ryszard Total change: 8.40 | |   |
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| I Weekendowy turniej w Woli Zarczyckiej - U1600 | Wola Zarczycka | POL | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1391 | 1478 | 3.50 | 5 | 0.42 | 20 | 8.40 | |
|  Trela, Konrad | | | 1316 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | |  Kraczek, Cezary | | | 1420 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Dec, Kazimierz | | | 1391 | POL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Zaucha, Robert | | | 1358 | POL | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Rozanski, Mateusz | | | 1468 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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