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Individual Calculations May 2015 |
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| Duda, Jan-Krzysztof Total change: 1.90 | |   |
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| Polish Chess Championship 2015 | Poznan | POL | 2015-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2523 | 2597 | 5.50 | 9 | 0.10 | 10 | 1.00 | |
|  Brodowski, Piotr | | | 2435 | POL | 0.00 | 1 | -0.71 | 10 | -7.10 | |  Swiercz, Dariusz | g | | 2622 | POL | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Grabarczyk, Miroslaw | g | | 2433 | POL | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Sieciechowicz, Marcin | m | | 2447 | POL | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Bartel, Mateusz | g | | 2627 | POL | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Socko, Bartosz | g | | 2623 | POL | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Piorun, Kacper | g | | 2528 | POL | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Tomczak, Jacek | g | | 2554 | POL | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Klekowski, Maciej | | | 2434 | POL | 0.50 | 1 | -0.22 | 10 | -2.20 | |
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) | | | | 1. Bundesliga 2014/15 rounds 14 - 15 | Hamburg | GER | 2015-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2642 | 2608 | 1.00 | 2 | 0.09 | 10 | 0.90 | |
| | Adams, Michael | g | | 2746 | ENG | 0.00 | 1 | -0.31 | 10 | -3.10 | | | Bogner, Sebastian | g | | 2537 | SUI | 1.00 | 1 | 0.40 | 10 | 4.00 | |
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) | | |
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