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Individual Calculations September 2021 |
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| Mackowiak, Szymon Total change: 27.60 | |   |
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| I Turniej Szachowy o Puchar Starosty Szydlowieckiego | Szydlowiec | POL | 2021-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1420 | 1638 | 4.00 | 5 | 0.16 | 20 | 3.20 | |
|  Zabicki, Krzysztof | | | 1308 | POL | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Daszkiewicz, Adrian | | | 1454 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Choina, Jaroslaw | | | 1398 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Herka, Jakub | | | 1394 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Popczynski, Andrzej | | | 1548 | POL | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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) | | | | XX Turniej o Puchar Starosty Krakowskiego 2021 | Zabierzow | POL | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1638 | 4.50 | 5 | 1.22 | 20 | 24.40 | |
| | Rusiecki, Katarzyna | | | 1238 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Szuminski, Wiktor | | | 1272 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Skrzyczek, Bartlomiej | | | 2022 | POL | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Mlynek, Maksymilian | | | 1501 | POL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Kreft, Wojciech | | | 1494 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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