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Individual Calculations May 2018 |
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| Grodzicki, Piotr Total change: -30.80 | |   |
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| I Liga Slaska Juniorow 2018 Round 7-9 | Silesia | POL | 2018-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1021 | 1235 | 0.00 | 1 | -0.77 | 40 | -30.80 | |
|  Sidlo, Szymon | | | 1021 | POL | 0.00 | 1 | -0.77 | 40 | -30.80 | |
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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