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Individual Calculations February 2018 |
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| Piekielny, Pawel Total change: 8.40 | |   |
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| III Wielkopolska Liga Seniorów Round 4-7 | Wielkopolska | POL | 2018-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1725 | 1783 | 2.00 | 4 | -0.32 | 40 | -12.80 | |
|  Grochowski, Michal | | | 1641 | POL | 0.50 | 1 | -0.19 | 40 | -7.60 | |  Smagalski, Slawomir | | | 1911 | POL | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Debowiak, Lukasz | | | 1619 | POL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Kowalewicz, Kacper | | | 1727 | POL | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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) | | | | III Wielkopolska Liga Juniorow 2018 Round 1-4 | Gniezno | POL | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1554 | 1783 | 3.50 | 4 | 0.53 | 40 | 21.20 | |
| | Niemier, Hubert | | | 1924 | POL | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Dembinski, Bartosz | | | 1387 | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Walkowski, Jonasz | | | 1518 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Mackowiak, Bogusz | | | 1388 | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | |
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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