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Individual Calculations December 2021 |
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| Peret, Ryszard Total change: -13.00 | |   |
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| V Liga Szachowa Seniorow PK-2021 | Rzeszow | POL | 2021-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1507 | 2.50 | 6 | -0.65 | 20 | -13.00 | |
|  Kokocinski, Jaroslaw | | | 1204 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Mala, Marcin | | | 1492 | POL | 0.00 | 1 | -0.52 | 20 | -10.40 | |  Kuziemko, Mateusz | | | 1481 | POL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Guzik, Wojciech | | | 1242 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Wiech, Dominik | | | 1703 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Kozubal, Aleksandra | | | 1790 | POL | 0.50 | 1 | 0.34 | 20 | 6.80 | |
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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