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Individual Calculations March 2024 |
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| Venegas Sandoval, Ariana Total change: -18.40 | |   |
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| Campeonato Nacional U18 Femenino 2024 | San Jose | CRC | 2024-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1284 | 1105 | 0.50 | 3 | -0.31 | 40 | -12.40 | |
|  Cadena Diaz, Ivannia | | | 1219 | CRC | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Salazar Gould, Kristy Valeria | | | 1360 | CRC | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Diaz Charpentier, Ashly Valeria | | | 1273 | 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 |
| 1348 | 1105 | 1.00 | 5 | -0.15 | 40 | -6.00 | |
| | Canales Chinchilla, Victoria | | | 1641 | CRC | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Arguedas Bolanos, Sharline | | | 1297 | CRC | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Rivera Gutierrez, Geannina Isabel | | | 1251 | CRC | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Alvarado Machado, E. Daniela | | | 1190 | CRC | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Campos Munoz, Valentina | | | 1361 | CRC | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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