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Individual Calculations October 2018 |
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| Pereira Vargas, Rayd Total change: -2.40 | |   |
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| XII Olimpiada Nacional de Ajedrez 2018 (Sub-10 Absoluto) | Sucre | BOL | 2018-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1258 | 1088 | 0.50 | 2 | -0.06 | 40 | -2.40 | |
|  Chura Gonzales, Cristian | | | 1315 | BOL | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Villca Espinoza, Edgar Castulo | | | 1200 | BOL | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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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