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Rapid:
Individual Calculations September 2017 |
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| Krzaczkowska, Anna Total change: -28.00 | |   |
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| Polish Rapid Youth Chess Championship 2017 - G12 | Wroclaw | POL | 2017-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1200 | 1110 | 0.50 | 5 | -1.40 | 20 | -28.00 | |
|  Zalog, Aleksandra | | | 1349 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Najdecka, Sandra | | | 1218 | POL | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Czerwinska, Oliwia | | | 1164 | POL | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Lajdamik, Anna | | | 1050 | POL | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Skolska, Emilia | | | 1218 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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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