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Individual Calculations August 2017 |
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| Kiwilsza, Piotr Total change: -8.20 | |   |
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| IV WIELKOPOLSKA LIGA SENIORÓW GRUPA A-2016-2017 Round 10 | Poznan | POL | 2017-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 1620 | 0.00 | 1 | -0.08 | 20 | -1.60 | |
|  Smierzchalski, Dawid | | | 2020 * | 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) | | | | CHESS SUMMER 2017 | Poznan | POL | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1575 | 1618 | 3.00 | 6 | -0.33 | 20 | -6.60 | |
|  Roszkiewicz, Anna | | | 1420 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Bartkiewicz, Pawel | | | 1774 | POL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Pawlowski, Rafal | | | 1745 | POL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Tadych, Szymon | | | 1431 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Pawlicki, Dariusz | | | 1598 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Ciesielski, Marceli | | | 1482 | POL | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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) | | |
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