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Individual Calculations September 2023 |
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| Kozak, Jan Total change: -11.40 | |   |
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| 277th YMCA Summer 2023-B Round 7-10 | Warszawa | POL | 2023-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1278 | 1.50 | 4 | -0.57 | 20 | -11.40 | |
|  Rembecki, Robert | | | 1323 | POL | 1.00 | 1 | 0.56 | 20 | 11.20 | |  Kozera, Konrad | | | 1301 | POL | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Przybylik, Mariusz | | | 1168 | POL | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Dziolko, Wiktor | | | 1269 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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