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Individual Calculations August 2018 |
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| Kowalczyk, Rafal Total change: 32.40 | |   |
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| 18th INTERNATIONAL NAJDORF CHESS FESTIVAL Gr. A | Warszawa | POL | 2018-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2342 | 2208 | 4.50 | 9 | 1.62 | 20 | 32.40 | |
|  Murdzia, Piotr | m | | 2410 | POL | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Deszczynski, Adam | | | 2345 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | |  Bartel, Michal | f | | 2349 | POL | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Buksa, Nataliya | | wg | 2337 | UKR | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Kucza, Karol | f | | 2308 | POL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Michalczak, Thomas | f | | 2309 | GER | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Kowalski, Igor | f | | 2324 | POL | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Baskin, Robert | m | | 2339 | GER | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Lewicki, Miroslaw | c | | 2361 | POL | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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