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Individual Calculations April 2019 |
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| Kalkowski, Igor Total change: 7.20 | |   |
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| Druzynowe Mistrzostwa Slaska Seniorow 2019 - Ekstraliga Round 1-3 | wojewodztwo slaskie | POL | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1911 | 2.00 | 3 | 0.44 | 40 | 17.60 | |
|  Drozniak, Stanislaw | | | 2067 | POL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Karwacki, Piotr | | | 1813 | POL | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Biela, Damian | | | 1810 | POL | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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) | | | | DMSJ I Liga Slaska Juniorow 2019 Round 1-3 | Chorzow | POL | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1911 | 2.50 | 3 | -0.26 | 40 | -10.40 | |
| | Karwot, Marek | | | 1511 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Malik, Maciej | | | 1511 * | POL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kuczmik, Pawel | | | 1511 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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