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Individual Calculations September 2023 |
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| Przybylik, Mariusz Total change: 9.40 | |   |
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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 |
| 1279 | 1168 | 1.50 | 4 | 0.11 | 20 | 2.20 | |
|  Dziolko, Wiktor | | | 1269 | POL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Kozera, Konrad | | | 1301 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | |  Dziolko, Wiktor | | | 1269 | POL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Kozak, Jan | | | 1278 | POL | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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) | | | | 59. Miedzynardowy Festiwal Szachowy im. Akiby Rubinsteina - Open E | Polanica-Zdroj | POL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1310 | 1168 | 2.00 | 5 | 0.36 | 20 | 7.20 | |
| | Skrzypek, Leszek | | | 1557 | POL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Paradowski, Wiktor | | | 1261 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Warchol, Wiktor | | | 1225 | POL | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Czerwinski, Michal | | | 1323 | POL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Laszczynski, Karol | | | 1186 | POL | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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