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Individual Calculations August 2019 |
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| Rocha Correa, Jhonn Gregor Total change: -24.40 | |   |
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| IRT Sub-1700 "Mikahil Tal, Mago de Riga" | La Paz | BOL | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1111 | 1.00 | 4 | -0.22 | 40 | -8.80 | |
|  Saavedra Bustamante, Liber | | | 1417 | BOL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Montevilla, Jhonny | | | 1016 | BOL | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Aguilar Morejon, Fidel Sebastian | | | 1328 | BOL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Guzman Heredia, Simon | | | 1324 | BOL | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | XIII Olimpiada Nacional de Ajedrez 2019 (Sub-12 Absoluto) | Cochabamba | BOL | 2019-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1111 | 0.00 | 1 | -0.39 | 40 | -15.60 | |
| | Zenteno Herrera, Diego Pablo | | | 1190 | BOL | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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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