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Individual Calculations July 2023 |
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| Cwiek, Ryszard Total change: -9.60 | |   |
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| Turniej FIDE w Ursusie o Puchar Burmistrza Bogdana Olesinskiego A5 2023 | Warszawa | POL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1906 | 2.50 | 5 | 0.30 | 40 | 12.00 | |
|  Jedrusik, Adam | | | 1951 | POL | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Haliniak, Wojciech | | | 1917 | POL | 1.00 | 1 | 0.52 | 40 | 20.80 | |  Michalowski, Patryk | | | 1878 | POL | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Podgorski, Maciej | | | 1987 | POL | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Sidorczuk, Pawel | | | 2013 | POL | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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) | | | | Mistrzostwa Powiatu Wolominskiego - A (FIDE) | Wolomin | POL | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1906 | 4.00 | 5 | -0.54 | 40 | -21.60 | |
| | Serafin, Franciszek | | | 1506 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jokel, Marcin | | | 1428 | POL | 0.50 | 1 | -0.45 | 40 | -18.00 | | | Prus, Lukasz | | | 1351 | POL | 1.00 | 1 | 0.03 | 40 | 1.20 | | | Kaluza, Maksymilian | | | 1582 | POL | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Cwiek, Stefan | | | 1636 | POL | 0.50 | 1 | -0.33 | 40 | -13.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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