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Individual Calculations April 2009 |
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| Grzesik, Norbert Total change: -0.45 | |   |
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| Obra Zima Open 2009 grupa A | Obra | POL | 2009-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1900 | 5.00 | 9 | 0.80 | 15 | 12.00 | |
|  Sowa, Martyna | | | 1624 | POL | 1.00 | 1 | 0.17 | 15 | 2.55 | |  Bielinski, Dariusz | | | 2234 | POL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Nun, Grzegorz | | | 1703 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Stankowski, Aleksander | | | 1707 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Scibior, Adam | | | 2225 | POL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Pera, Adam | | | 1833 | POL | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Wypych, Dominik | | | 2059 | POL | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Grabarczyk, Bogdan | m | | 2250 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kwiatkowski, Wiktor | | | 1808 | POL | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | OMW 1st | Wroclaw | POL | 2009-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1900 | 2.00 | 4 | -0.83 | 15 | -12.45 | |
| | Chenska, Karolina | | | 1550 | POL | 1.00 | 1 | 0.11 | 15 | 1.65 | | | White, John | | | 1873 | USA | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Gadek, Michal | | | 1860 | POL | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Wolska, Marta | | | 1611 | POL | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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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