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Individual Calculations September 2017 |
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| Keller, Natalia Total change: 24.40 | |   |
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| XVII Ogolnopolskie Mistrzostwa Szkol Podstawowych-U13 | Dabki | POL | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1170 | 1074 | 2.50 | 5 | 0.61 | 40 | 24.40 | |
|  Reszka, Zofia | | | 1213 | POL | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Czerwinska, Oliwia | | | 1161 | POL | 0.50 | 1 | 0.12 | 40 | 4.80 | |  Kluj, Jonasz | | | 1101 | POL | 0.00 | 1 | -0.46 | 40 | -18.40 | | | Pawlak, Michal | | | 1015 | POL | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Nowak, Roksana | | | 1360 | POL | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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