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Individual Calculations August 2018 |
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| Abramowicz, Ignacy Total change: -8.40 | |   |
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| 18th INTERNATIONAL NAJDORF CHESS FESTIVAL Gr. C | Warszawa | POL | 2018-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1379 | 1111 | 0.50 | 4 | -0.21 | 40 | -8.40 | |
|  Rak, Jacek | | | 1457 | POL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Kucharski, Jacek | | | 1331 | POL | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Pazdzierz, Paulina | | | 1337 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Szczygiel, Antoni | | | 1389 | POL | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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