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Individual Calculations October 2013 |
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| Kostecka, Marika Total change: 18.60 | |   |
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| Obra Lato Open 2013 | Obra | POL | 2013-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1504 | 1262 | 3.00 | 8 | 1.24 | 15 | 18.60 | |
|  Budnicki, Maciej | | | 1662 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Kostecki, Samuel | | | 1523 | POL | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Worona, Michal | | | 1473 | POL | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Bachta, Adrian | | | 1530 | POL | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Prokopowicz, Anna | | | 1353 | POL | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Malkowski, Kazimierz | | | 1622 | POL | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Dryja, Szymon | | | 1253 | POL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Derewlany, Pawel | | | 1618 | POL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | * 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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