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Individual Calculations September 2017 |
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| Weglarz, Janusz Total change: -23.20 | |   |
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| Obra Lato Open 2017 | Obra | POL | 2017-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1487 | 1696 | 5.00 | 9 | -1.52 | 20 | -30.40 | |
|  Zielinski, Tomasz | | | 1296 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Krawiec, Dominik | | | 1818 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Szych, Adam | | | 1471 | POL | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Mozdzanowski, Filip | | | 1329 | POL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Urbaniak, Marcin | | | 1296 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Golanczyk, Michal | | | 1364 | POL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Swigon, Grzegorz | | | 1330 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Szymon, Jakub | | | 1653 | POL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Dryja, Szymon | | | 1824 | POL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | * 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) | | | | 53. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - Open B | Polanica-Zdroj | POL | 2017-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1696 | 4.00 | 8 | 0.36 | 20 | 7.20 | |
| | Bobrowski, Piotr | | | 1984 | POL | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Cudnik, Andrzej | | | 2033 | POL | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Marszk, Kazimierz | | | 1805 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Kwiek, Janusz | | | 1459 | POL | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Szamrej, Jozef | | | 1517 | POL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Halubek, Stefan | | | 1499 | POL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Gutt, Gregory | | | 1713 | ISR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Rubinstein, Mark | | | 1885 | ISR | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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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