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Individual Calculations March 2023 |
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| Potynski, Hubert Total change: 1.20 | |   |
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| XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 4 | Warszawa | POL | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1296 | 1.00 | 1 | 0.56 | 20 | 11.20 | |
|  Czapka, Piotr | | | 1340 | POL | 1.00 | 1 | 0.56 | 20 | 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) | | | | XIII Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2023 Round 5-7 | Warszawa | POL | 2023-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1253 | 1.00 | 3 | 0.05 | 20 | 1.00 | |
|  Blus, Piotr | | | 1328 | POL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Borys, Marek | | | 1377 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Smolyak, Viktorya | | | 1472 | FID | 1.00 | 1 | 0.78 | 20 | 15.60 | |
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) | | | | Feryjne FIDE granie w Hetmanie 1_2023 | Warszawa | POL | 2023-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1374 | 1253 | 0.00 | 3 | -1.03 | 20 | -20.60 | |
| | Herka, Jakub | | | 1495 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kazana, Szymon | | | 1258 | POL | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Kwiek, Janusz | | | 1368 | POL | 0.00 | 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) | | | | Turniej FIDE w Ursusie o Puchar Burmistrza Bogdana Olesinskiego C1 2023 | Warszawa | POL | 2023-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1349 | 1253 | 2.00 | 4 | 0.48 | 20 | 9.60 | |
| | Niedzwiecki, Marek | | | 1447 | POL | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Semkiw, Orest | | | 1335 | POL | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Boryna, Szymon | | | 1513 | POL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Kogut, Aleksander | | | 1102 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | |
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