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Individual Calculations September 2015 |
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| Drobka, Marcin Total change: 58.40 | |   |
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| Obra Lato Open 2015 | Obra | POL | 2015-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1497 | 4.50 | 9 | 1.46 | 40 | 58.40 | |
|  Simon, Marek | | | 1836 | POL | 1.00 | 1 | 0.88 | 40 | 35.20 | |  Zwarycz, Milosz | | | 1809 | POL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Rutkowski, Antoni | | | 1588 | POL | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Swigon, Grzegorz | | | 1255 | POL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Kedrzynski, Adam | | | 1562 | POL | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Karczynski, Lech | | | 1729 | POL | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Nadstoga, Wojciech | | | 1897 * | POL | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Wegrzyniak, Pawel | | | 1501 | POL | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Jakubowski, Wojciech | | | 1564 | POL | 0.50 | 1 | 0.09 | 40 | 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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