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Individual Calculations September 2023 |
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| Kupczyk, Jan Total change: -0.80 | |   |
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| Szachy w Ustroniu lacza pokolenia 2023 - Grupa C | Ustron | POL | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1263 | 1106 | 1.50 | 5 | -0.02 | 40 | -0.80 | |
|  Brzoska, Mariusz | | | 1407 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Glajc, Nikodem | | | 1294 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Narwojsz, Helena | | | 1065 | POL | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Wojtyczko, Miroslaw | | | 1290 | POL | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Tomas, Bartlomiej | | | 1261 | POL | 0.50 | 1 | 0.21 | 40 | 8.40 | |
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) | | |
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