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Individual Calculations November 2019 |
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| Rocco Perdomo, Oliver Total change: 0.00 | |   |
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| Campeonato Nacional por Equipos Sub14 Infantil 2019 | San Ramon y Naranjo | CRC | 2019-09-21 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1224 | 0 | 0.00 | 3 | 0.00 | 424 | | 0.00 | |
|  Rojas Mora, Jose Elias | | | 1336 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Mayorga Araya, Sofia | | | 1249 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |  Gonzalez Torres, Raquel | | | 1087 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | VII Open Encuentro de Culturas Juvenil Sub14 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1175 | 0 | 0.50 | 3 | 0.00 | 902 | | 0.00 | |
| | Sandi Quiros, Deborah | | | 1353 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Gamboa Guillen, Ignacio Andres | | | 1165 | CRC | 0.50 | 1 | 0.00 | | 0.00 | | | Rojas Montoya, Esteban | | | 1008 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |
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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