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Individual Calculations June 2019 |
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| Oborski, Artur Total change: 13.60 | |   |
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| Ekstraliga Slaska Juniorow 2019 Round 7-9 | Chorzow | POL | 2019-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 1967 | 2.00 | 3 | 0.34 | 40 | 13.60 | |
|  Kukula, Karol | | | 1789 | POL | 0.50 | 1 | -0.23 | 40 | -9.20 | |  Posluszny, Tomasz | | | 1874 | POL | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Niedbala, Bartlomiej | | | 2113 | POL | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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