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Individual Calculations September 2021 |
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| Przybylik, Mariusz Total change: -12.40 | |   |
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| 247th YMCA Summer 2021-D | Warszawa | POL | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1129 | 1147 | 4.50 | 9 | -0.22 | 20 | -4.40 | |
|  Malicki, Jan | | | 1119 | POL | 0.50 | 1 | -0.04 | 20 | -0.80 | |  Dabrowski, Dawid | | | 1096 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Kozak, Jan | | | 1285 | POL | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Sloniewski, Wojciech | | | 1022 | POL | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Malicki, Jan | | | 1119 | POL | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Dabrowski, Dawid | | | 1096 | POL | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Kozak, Jan | | | 1285 | POL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Zmijewski, Michal | | | 1119 | POL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Sloniewski, Wojciech | | | 1022 | POL | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | 57th Akiba Rubinstein Chess Festival - OPEN D | Polanica-Zdroj | POL | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1137 | 1.50 | 8 | -0.40 | 20 | -8.00 | |
| | Pietrzak, Emilia | | | 1537 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kedrzynski, Adam | | | 1473 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zyto, Karol | | | 1338 | POL | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Marczyk, Kinga | | | 1206 | POL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Warda, Krzysztof | | | 1213 | POL | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Strutynski, Kamil | | | 1234 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Radwan, Jan | | | 1407 | POL | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Lascar, Maria Elena | | | 1481 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | * 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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