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Individual Calculations June 2017 |
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| Melgar Ledesma, Hachi Alexandra Total change: -21.20 | |   |
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| I IRT Escuela Y Club Ajedrez Surco-Ecasu 2017 | Lima | PER | 2017-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1520 | 1180 | 0.00 | 4 | -0.53 | 40 | -21.20 | |
|  Soriano Quispe, Ivan Excen | | | 1580 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Orosco Torres, Johann Miguel | | | 1580 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Arevalo Perez, Luis Alexander | | | 1580 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Herrera Cervellon, Jesus Yorman | | | 1338 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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