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Individual Calculations February 2015 |
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| Czajka, Iwo Total change: 9.80 | |   |
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| XVII Ketrzynski Festiwal Szachowy OPEN A | Ketrzyn | POL | 2014-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1473 | 4.00 | 8 | 0.49 | 20 | 9.80 | |
|  Krajewicz, Pawel | | | 1873 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bohdanowicz, Nikola | | | 1211 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | |  Sapierzynski, Tadeusz | | | 1667 | POL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Karczynski, Lech | | | 1788 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Obolewicz, Piotr | | | 1251 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Kindler, Karolina | | | 1569 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Grodecki, Filip | | | 1277 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Wojtunik, Maciej | | | 1608 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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