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Individual Calculations April 2018 |
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| Butyrowski, Marcel Total change: -25.20 | |   |
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| IV WIELKOPOLSKA LIGA SENIOROW GRUPA B-2017-2018 Round 10-11 | Poznan | POL | 2018-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1859 | 1765 | 0.50 | 2 | -0.28 | 40 | -11.20 | |
|  Bugaj, Mikolaj | | | 2025 | POL | 0.50 | 1 | 0.32 | 40 | 12.80 | |  Golinski, Kacper | | | 1692 | POL | 0.00 | 1 | -0.60 | 40 | -24.00 | |
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) | | | | DMP - III Liga Juniorow 2018 Round 5-9 | Gniezno | POL | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1605 | 1765 | 3.00 | 5 | -0.35 | 40 | -14.00 | |
| | Mackowiak, Bogusz | | | 1365 * | POL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Niemier, Hubert | | | 1946 | POL | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Dembinski, Bartosz | | | 1401 | POL | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Walkowski, Jonasz | | | 1524 | POL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Piekielny, Pawel | | | 1787 | POL | 0.50 | 1 | 0.03 | 40 | 1.20 | | | * 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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