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Individual Calculations August 2022 |
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| Mazurek, Jerzy Total change: -63.00 | |   |
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| 261st YMCA Summer 2022-A Round 1 | Warszawa | POL | 2022-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1746 | 0.50 | 1 | -0.10 | 20 | -2.00 | |
|  Safanowski, Tomasz | | | 1671 | POL | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | 261st YMCA Summer 2022-A Round 2-5 | Warszawa | POL | 2022-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1752 | 1.00 | 4 | -0.45 | 20 | -9.00 | |
|  Szewczak, Andrzej | | | 1694 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Kasperkiewicz, Pawel | | | 1881 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Pajak, Jakub | | | 1908 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Polak, Michal | | | 1944 | POL | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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 |
| 1374 | 1752 | 5.50 | 9 | -2.60 | 20 | -52.00 | |
| | Kochanek, Tomasz | | | 1285 | POL | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Bubien, Antoni | | | 1472 | POL | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Mielcuch, Karol | | | 1300 | POL | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Sternik, Piotr | | | 1428 | POL | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Hartman, Aleksander | | | 1424 | POL | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Shaparau, Maxim | | | 1352 * | FID | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Sikorski, Jan | | | 1266 | POL | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Milosz, Stanislaw | | | 1357 | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jarmolowski, Tadeusz | | | 1481 | POL | 0.50 | 1 | -0.33 | 20 | -6.60 | | | * 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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