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Individual Calculations March 2024 |
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| Diaz Charpentier, Ashly Valeria Total change: -28.80 | |   |
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| Campeonato Nacional U18 Femenino 2024 | San Jose | CRC | 2024-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1228 | 1273 | 2.00 | 3 | 0.32 | 40 | 12.80 | |
|  Salazar Gould, Kristy Valeria | | | 1360 | CRC | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Cadena Diaz, Ivannia | | | 1219 | CRC | 0.50 | 1 | -0.08 | 40 | -3.20 | |  Venegas Sandoval, Ariana | | | 1105 | CRC | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | Campeonato Nacional Femenino 2024 | San Jose | CRC | 2024-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1292 | 0.00 | 5 | -1.04 | 40 | -41.60 | |
| | Rodriguez Arrieta, Maria Elena | | wm | 1927 | CRC | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Campos Munoz, Valentina | | | 1361 | CRC | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Castillo Morales, Thais | | wm | 1790 | CRC | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Semana Ramirez, Brenda | | wc | 1265 | CRC | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Acevedo Mendez, Jennifer | | wf | 1762 | CRC | 0.00 | 1 | -0.05 | 40 | -2.00 | |
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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