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Rapid:
Individual Calculations October 2023 |
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| Roszkowski, Filip Total change: 6.40 | |   |
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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 |
| 1312 | 1117 | 1.50 | 5 | 0.25 | 40 | 10.00 | |
|  Mazgaj, Bartosz | | | 1359 | POL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Bednarek, Jan | | | 1315 | POL | 1.00 | 1 | 0.76 | 40 | 30.40 | |  Jasinski, Bartlomiej | | | 1223 | POL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Halhoul, Kamil | | | 1377 | POL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Kaczmarek, Piotr | | | 1288 | POL | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | XXIX edycja Bialostockiej Ligi Szkolnej - 1. runda do lat 13 | Bialystok | POL | 2023-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1173 | 1117 | 2.00 | 6 | -0.61 | 40 | -24.40 | |
| | Wnorowski, Lukasz | | | 1162 | POL | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Wnorowski, Wiktor | | | 1124 | POL | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Buklaho, Ignacy | | | 1441 | POL | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Piekutowska, Lena | | | 1050 | POL | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Perkowski, Jakub | | | 1217 | POL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Saliuk, Maryia | | | 1045 | FID | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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 10 | Bialystok | POL | 2023-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1047 | 1117 | 3.50 | 5 | 0.52 | 40 | 20.80 | |
| | Plonska, Julia | | | 1010 | POL | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Szekowski, Mateusz | | | 1006 | POL | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Puszko, Szymon | | | 1027 | POL | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Wnorowski, Lukasz | | | 1162 | POL | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Dabrowska, Eliza | | | 1030 | POL | 1.00 | 1 | 0.38 | 40 | 15.20 | |
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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