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Individual Calculations August 2022 |
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| Kwiek, Janusz Total change: -24.40 | |   |
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| 262nd YMCA Summer 2022-B Round 1 | Warszawa | POL | 2022-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1431 | 1.00 | 1 | 0.33 | 20 | 6.60 | |
|  Kozak, Jan | | | 1305 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | 262nd YMCA Summer 2022-B Round 2-5 | Warszawa | POL | 2022-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1440 | 2.50 | 4 | -0.06 | 20 | -1.20 | |
|  Berdyga, Mariusz | | | 1398 | POL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Przybylik, Mariusz | | | 1052 | POL | 0.00 | 1 | -0.91 | 20 | -18.20 | | | Jaroszuk, Marcin | | | 1476 | POL | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Zawadzki, Wojciech | | | 1340 | POL | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | Najdorf Chess Festival 2022 group B | Warszawa | POL | 2022-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1258 | 1440 | 4.50 | 8 | -1.12 | 20 | -22.40 | |
| | Sikorski, Adam | | | 1040 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Kowalski, Witold | | | 1672 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Przewlocki, Marcin | | | 1117 | POL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Fast, Maksymilian | | | 1047 | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bartnik, Michal | | | 1588 | POL | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Kryston, Aleksander | | | 1216 | POL | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Komuda, Ksawery | | | 1183 | POL | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Janik, Grzegorz | | | 1203 | POL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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) | | | | Warsaw Chess Open 2022 - B | Warszawa | POL | 2022-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1440 | 0.50 | 4 | -0.37 | 20 | -7.40 | |
| | Nocek, Dominik | | | 1681 | POL | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Drozdz, Jakub | | | 1671 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Seemann, Pola | | | 1737 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Zalucka, Emilia | | | 1580 | POL | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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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