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Individual Calculations April 2020 |
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| Nunez Okubo, Isao Total change: -20.40 | |   |
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| Campeonato Nacional Categorias Menores Impares U15 Open | San Ramon | CRC | 2020-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1765 | 5.00 | 6 | -0.51 | 40 | -20.40 | |
|  Mena Brenes, Deivid | | | 1365 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Alvarez Ugalde, Isaac | | | 1365 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rojas Arias, Sebastian | | | 1371 | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rojas Mora, Jose Elias | | | 1365 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Vargas Solano, Aaron | | | 1365 * | CRC | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Ruiz Alfaro, Darrel | | | 1379 | CRC | 0.50 | 1 | -0.41 | 40 | -16.40 | | | * 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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