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Individual Calculations June 2023 |
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| Gonzalez Perez, Osvaldo Andres Total change: 9.20 | |   |
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| Campeonato Nacional Impares 2023 U13 | San Jose | CRC | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1122 | 1191 | 2.00 | 3 | 0.23 | 40 | 9.20 | |
|  Chavez Rodriguez, Jose Edwin | | | 1081 | CRC | 0.50 | 1 | -0.15 | 40 | -6.00 | |  Gonzalez Aguero, Julian | | | 1272 | CRC | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Soto Sanchez, Alejandro | | | 1013 | CRC | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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