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Individual Calculations April 2013 |
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| Polkowski, Piotr Total change: -2.40 | |   |
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| Otwarta Lubelska Liga Szachowa | Wojewodztwo Lubelskie | POL | 2013-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2191 | 4.50 | 6 | -0.16 | 15 | -2.40 | |
|  Czerw, Dawid | | | 1957 | POL | 0.50 | 1 | -0.29 | 15 | -4.35 | |  Czerw, Dawid | | | 1957 | POL | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Ciechonski, Piotr | | | 1801 | POL | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Ciechonski, Piotr | | | 1801 | POL | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Probola, Bartosz | | | 2096 | POL | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Probola, Bartosz | | | 2096 | POL | 0.50 | 1 | -0.13 | 15 | -1.95 | |
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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