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Individual Calculations July 2023 |
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| Gackowski, Marian Total change: -22.40 | |   |
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| IV Turniej Szachowy FIDE OPEN o Puchar Prezydenta Bydgoszczy | Bydgoszcz | POL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1111 | 1267 | 1.00 | 3 | -1.11 | 20 | -22.20 | |
|  Murawski, Mikolaj | | | 1069 | POL | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Zajaczkowski, Kevin | | | 1046 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | |  Stanczak, Olaf | | | 1218 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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) | | | | 76 Otwarte Mistrzostwa Wojewodztwa Kujawsko-Pomorskiego w Szachach Klasycznych - Open A | Mrocza | POL | 2023-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1267 | 1.00 | 4 | -0.01 | 20 | -0.20 | |
| | Starzynski, Waldemar | | | 1603 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Gorny, Jacek | | | 1385 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Sliwonik, Robert | | | 1270 | POL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Czech, Mieczyslaw | | | 1746 | POL | 0.50 | 1 | 0.45 | 20 | 9.00 | |
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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