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Individual Calculations January 2022 |
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| Wiktorowski, Janusz Total change: 6.80 | |   |
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| 249th YMCA Autumn 2021-B | Warszawa | POL | 2021-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1600 | 1449 | 5.00 | 12 | 1.32 | 20 | 26.40 | |
|  Goral, Jan | | | 1673 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Dabrowski, Leszek | | | 1436 | POL | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Szumigaj, Marcin | | | 1473 | POL | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Dropia, Rafal | | | 1622 | POL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Sloniewska, Alicja | | | 1659 | POL | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Sypula, Krzysztof | | | 1656 | POL | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Mazurek, Jerzy | | | 1691 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Jaroszuk, Marcin | | | 1569 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Kurowski, Maciej | | | 1590 | POL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Safanowski, Tomasz | | | 1688 | POL | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Goral, Jan | | | 1673 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Szumigaj, Marcin | | | 1473 | POL | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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) | | | | Otwarte Mistrzostwa Warszawy w szachach klasycznych 2021 - gr. B | Warszawa | POL | 2021-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1449 | 2.50 | 5 | -0.98 | 20 | -19.60 | |
| | Flis, Piotr | | | 1355 | POL | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Marczuk, Wojciech | | | 1291 | POL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Borowik, Grzegorz | | | 1220 | POL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Mazurek, Filip | | | 1307 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Seo, Ian | | | 1332 | POL | 1.00 | 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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