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Individual Calculations December 2019 |
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| Semana Ramirez, Brenda Total change: -2.00 | |   |
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| CODICADER POR EQUIPOS FEMENINO 2019 | San Jose | CRC | 2019-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1134 | 0.50 | 2 | 0.12 | 40 | 4.80 | |
|  Vasquez Vasquez, Marielos | | wc | 1488 | ESA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Mariana, Del Carmen Navarro Valde | | | 1310 | PAN | 0.50 | 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) | | | | Campeonato Panamericano Amateur U1700 2019 | San Jose | CRC | 2019-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1134 | 0.00 | 2 | -0.17 | 40 | -6.80 | |
|  Rosales Gonzalez, Erick Josue | | | 1534 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rodriguez Jimenez, Jose Daniel | | | 1523 | CRC | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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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