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Individual Calculations December 2018 |
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| Ponce Chamorro, Jayhunsu Total change: 26.40 | |   |
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| IX Campeonato Panamericano de Ajedrez Escolar Sub-9 Absoluto 2018 | Guatire | VEN | 2018-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1115 | 1164 | 3.50 | 5 | 0.66 | 40 | 26.40 | |
|  Duran Cordero, Maria Isabel | | | 1109 | VEN | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Rivero Ochoa, Alan Alexis | | | 1050 | VEN | 0.00 | 1 | -0.66 | 40 | -26.40 | |  Gil Oviedo, Luis Felipe | | | 1163 | VEN | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Hernandez Perez, Javier Francisco | | | 1075 | CRC | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Bracho Ortega, Alexander Rafael | | | 1179 | VEN | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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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