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Individual Calculations November 2009 |
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| Markowski, Piotr Total change: 38.70 | |   |
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| Obra Lato Open 2009 | Obra | POL | 2009-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 2121 | 8.00 | 9 | 2.58 | 15 | 38.70 | |
|  Rusinski, Mateusz | | | 1932 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Hajnrych, Jakub | | | 1986 | POL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Brzezinski, Mateusz | | | 1926 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Jaroch, Pawel | | | 2243 | POL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Scibior, Adam | | | 2179 | POL | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Grochowski, Mariusz | | | 1968 | POL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Jedrzejewski, Kamil | | | 1998 | POL | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Sukhimski, Vladimir | | | 2125 | UKR | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Bursa, Renata | | wf | 2023 | POL | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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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