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Individual Calculations October 2013 |
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| Jankowiak, Piotr Total change: 1.35 | |   |
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| Obra Lato Open 2013 | Obra | POL | 2013-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1572 | 3.50 | 8 | 0.09 | 15 | 1.35 | |
|  Jagodzinski, Piotr | | | 1972 * | POL | 0.50 | 1 | 0.42 | 15 | 6.30 | |  Worona, Michal | | | 1473 | POL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Niekras, Dawid | | | 1968 | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Karczynski, Lech | | | 1811 | POL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Drobka, Marcin | | | 1511 | POL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Tomys, Wiktoria | | | 1365 | POL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Frej, Zofia | | | 1571 | POL | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Bachta, Adrian | | | 1530 | POL | 1.00 | 1 | 0.44 | 15 | 6.60 | | | * 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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