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Individual Calculations February 2017 |
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| Federovski, Yael Total change: -17.20 | |   |
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| Israel Youth Championship 2016-17 Girls U13 | Rishon Lezion | ISR | 2016-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1501 | 1.00 | 3 | -0.43 | 40 | -17.20 | |
|  Katkov, Michelle | | | 1652 | ISR | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Cohen, Yael | | | 1375 | ISR | 0.00 | 1 | -0.67 | 40 | -26.80 | |  Vetshtein, Lior | | | 1531 | ISR | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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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