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Individual Calculations February 2018 |
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| Koprowski, Mateusz Total change: -4.40 | |   |
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| IV Dolnoslaska Liga Szachowa 2017/2018 r 6-7 | Dolny Slask | POL | 2018-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1617 | 1256 | 0.00 | 2 | -0.21 | 40 | -8.40 | |
|  Janas, Radoslaw | | | 1578 | POL | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Witkowski, Krzysztof | | | 1656 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | I Feryjny Wyscig po Kategorie'2018 | Wroclaw | POL | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1155 | 1256 | 2.00 | 3 | 0.10 | 40 | 4.00 | |
| | Lasok, Marek | | | 1247 | POL | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Kopestynski, Michal | | | 1139 | POL | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Broda, Michal | | | 1078 | POL | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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