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Individual Calculations September 2021 |
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| Wydornik, Robert Total change: 12.60 | |   |
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| V Miedzynarodowy Memorial Ireny Warakomskiej - Open C | Suwalki | POL | 2021-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1304 | 1324 | 2.50 | 5 | -0.08 | 20 | -1.60 | |
|  Dzieszko, Lukasz | | | 1454 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Czarniecki, Pawel | | | 1521 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Czyzewski, Leon | | | 1055 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Sawicki, Dorian | | | 1419 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Pryszczewski, Jakub | | | 1072 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | Festiwal Szachowy Szachy w Ustroniu lacza pokolenia - Grupa C | Ustron | POL | 2021-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1309 | 3.50 | 8 | 0.71 | 20 | 14.20 | |
| | Kordela, Monika | | | 1505 | POL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Wojtas, Julia | | | 1489 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Koperski, Wojciech | | | 1115 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Niesyt, Michal | | | 1445 | POL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Mroziak, Michal | | | 1455 | POL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Jokel, Marcin | | | 1454 | POL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Miler, Franciszek | | | 1451 | POL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Pudelko, Magdalena | | | 1463 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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