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Individual Calculations November 2019 |
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| Alvarez Alvarez, Jonahel Total change: 9.60 | |   |
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| Campeonato Nacional por Equipos Sub18 Juvenil 2019 | San Ramon y Naranjo | CRC | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1379 | 1160 | 1.50 | 5 | 0.24 | 40 | 9.60 | |
|  Rodriguez Jimenez, Jose Daniel | | | 1523 | CRC | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Lopez Lopez, Juan Francisco | | | 1101 | CRC | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Sandi Quiros, Andrey | | | 1405 | CRC | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Zeledon Perez, Edgar | | | 1560 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rosales Gonzalez, Jessica | | | 1306 | CRC | 1.00 | 1 | 0.70 | 40 | 28.00 | | | * 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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