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Individual Calculations February 2020 |
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| Semana Ramirez, Brenda Total change: 62.80 | |   |
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| Torneo Abierto Metropolitano Grupo B 2019 | San Jose | CRC | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1401 | 1197 | 2.00 | 6 | 0.37 | 40 | 14.80 | |
|  Villegas Rodriguez, Jeremy | | | 1562 | CRC | 1.00 | 1 | 0.90 | 40 | 36.00 | |  Guzman Hidalgo, Nicolas | | | 1522 | CRC | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Rodriguez Jimenez, Jose Daniel | | | 1494 | CRC | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Meza Vega, Jose Antonio | | | 1510 | CRC | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Rojas Esquivel, Luis Julian | | | 1089 | CRC | 0.00 | 1 | -0.65 | 40 | -26.00 | | | Bermudez Viquez, Hector | | | 1229 | CRC | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | | | Campeonato Nacional Infantil Sub12 Femenino 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1246 | 1197 | 2.50 | 3 | 1.20 | 40 | 48.00 | |
| | Mayorga Araya, Sofia | | | 1405 | CRC | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Salazar Gould, Kristy Valeria | | | 1331 | CRC | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Hernandez Brenes, Keicy Pamela | | | 1002 | CRC | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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