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Individual Calculations January 2018 |
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| Gulpekmaz, Ragip Efe Total change: -13.60 | |   |
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| 2017-2018 Istanbul Youth Chess Championship - U13 | Istanbul | TUR | 2017-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1314 | 0.00 | 2 | -0.34 | 40 | -13.60 | |
|  Kocer, Ahmet Doruk | | | 1673 | TUR | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Hayrat, Mehmet Emir | | | 1516 | TUR | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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