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Individual Calculations September 2022 |
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| Grzelak, Piotr Total change: -51.00 | |   |
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| 58th Akiba Rubinstein Chess Festival - Open D | Polanica-Zdroj | POL | 2022-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1630 | 3.50 | 8 | -2.55 | 20 | -51.00 | |
|  Gorecka, Zuzanna | | | 1350 | POL | 0.50 | 1 | -0.34 | 20 | -6.80 | |  Tarlowski, Bartosz | | | 1314 | POL | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Kicinski, Igor | | | 1315 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Wilgosz, Szczepan | | | 1523 | POL | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Jankowski, Franciszek | | | 1428 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Kopestynski, Michal | | | 1559 | POL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Stachowiak, Bruno | | | 1445 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Durzynski, Jan | | | 1455 | POL | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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) | | |
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