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Rapid:
Individual Calculations September 2017 |
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| Pieczewska, Jadwiga Total change: -17.80 | |   |
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| Polish Rapid Youth Chess Championship 2017 - G10 | Wroclaw | POL | 2017-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1161 | 1117 | 0.00 | 2 | -0.89 | 20 | -17.80 | |
|  Tokarz, Izabela | | | 1298 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Salamon, Julia | | | 1023 | POL | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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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