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Individual Calculations April 2018 |
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| Potkanski, Grzegorz Total change: -13.20 | |   |
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| Otwarta Liga Mazowiecka 2017-2018 | Warszawa | POL | 2017-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1446 | 1161 | 0.00 | 4 | -0.66 | 20 | -13.20 | |
|  Panuciak, Adam | | | 1410 | POL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Mankowski, Sebastian | | | 1420 | POL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Wasylewski, Marcin | | | 1392 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Grochulski, Krzysztof | | | 1561 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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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