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Rapid:
Individual Calculations October 2023 |
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| Perkowski, Jakub Total change: -0.80 | |   |
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| Polish Rapid Youth Chess Championship 2023 - B10 | Bydgoszcz | POL | 2023-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1217 | 5.00 | 9 | 0.00 | 40 | 0.00 | |
|  Stogiera, Aleksander | | | 1069 | POL | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Ejsymont, Eryk | | | 1619 | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Banasiak, Piotr | | | 1230 | POL | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Slobodzian, Aleksander | | | 1074 | POL | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Kochanowski, Jakub | | | 1003 | POL | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Ziomek, Igor | | | 1093 | POL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Sulek, Grzegorz | | | 1145 | POL | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Trybek, Mikolaj | | | 1135 | POL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Kaczmarek, Piotr | | | 1288 | POL | 0.50 | 1 | 0.10 | 40 | 4.00 | |
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) | | | | XXIX edycja Bialostockiej Ligi Szkolnej - 1. runda do lat 13 | Bialystok | POL | 2023-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1153 | 1217 | 3.50 | 6 | -0.02 | 40 | -0.80 | |
| | Dabrowska, Eliza | | | 1030 | POL | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Piekutowska, Lena | | | 1050 | POL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Smolko, Piotr | | | 1238 | POL | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Kepko, Piotr | | | 1040 | POL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Roszkowski, Filip | | | 1117 | POL | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Buklaho, Ignacy | | | 1441 | POL | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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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