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Individual Calculations February 2018 |
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| Sosnowski, Aleksander Total change: 24.40 | |   |
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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 |
| 1410 | 1259 | 0.00 | 2 | -0.61 | 40 | -24.40 | |
|  Grot, Blazej | c | | 1469 | POL | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Harazda, Wladyslaw | | | 1350 | POL | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | II Feryjny Wyscig po Kategorie'2018 | Wroclaw | POL | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1259 | 2.50 | 3 | 1.22 | 40 | 48.80 | |
| | Eigner, Jerzy | | | 1460 | POL | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Jankowski, Andrzej | | | 1328 | POL | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Szreter, Marek | | | 1157 | POL | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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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