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Individual Calculations July 2023 |
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| Kozera, Konrad Total change: -5.40 | |   |
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| 274th YMCA Spring 2023-C Round 8 | Warszawa | POL | 2023-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1220 | 1.00 | 3 | -0.22 | 20 | -4.40 | |
|  Kwiek, Janusz | | | 1347 | POL | 1.00 | 1 | 0.67 | 20 | 13.40 | |  Baginski, Zbigniew | | | 1290 | POL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Brzostek, Piotr | | | 1224 | POL | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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) | | | | Wiosenne FIDE granie w Hetmanie 2023_B Round 8-11 | Warszawa | POL | 2023-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1170 | 1207 | 0.50 | 1 | -0.05 | 20 | -1.00 | |
| | Tomczyk, Ryszard | | | 1170 | POL | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | 274th YMCA Spring 2023-C Round 9-11 | Warszawa | POL | 2023-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1207 | 1.00 | 3 | 0.00 | 20 | 0.00 | |
| | Flig, Wojciech | | | 1326 | POL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Izafatava, Kira | | | 1423 | POL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Kita, Jaroslaw | | | 1250 | POL | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | |
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