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Individual Calculations September 2015 |
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| Kostecki, Samuel Total change: -15.40 | |   |
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| Iwonicz Open - turniej przy II Lidze Juniorow | Iwonicz | POL | 2015-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1272 | 1659 | 1.50 | 2 | -0.32 | 20 | -6.40 | |
|  Celebias, Filip | | | 1259 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Norek, Maciej | | | 1285 | POL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | | | Obra Lato Open 2015 | Obra | POL | 2015-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1600 | 1659 | 4.00 | 8 | -0.45 | 20 | -9.00 | |
| | Zacharzewski, Michal | | | 1259 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kozlowski, Tomasz | | | 1888 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Bartoszewski-Reiski, Olaf | | | 1318 | POL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Wegrzyniak, Pawel | | | 1501 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Lisiecki, Robert | | | 1713 | POL | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Simon, Marek | | | 1836 | POL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Golanczyk, Michal | | | 1466 | POL | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Kowalewicz, Kacper | | | 1815 | POL | 0.50 | 1 | 0.21 | 20 | 4.20 | | | * 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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