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Individual Calculations February 2020 |
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| Sierra Berrocal, Gabriela Total change: -27.60 | |   |
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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 |
| 1413 | 1275 | 3.00 | 8 | 0.21 | 40 | 8.40 | |
|  Coto Calderon, Juan Diego | | | 1637 | CRC | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Semana Ramirez, Jerian | | | 1495 | CRC | 0.50 | 1 | 0.28 | 40 | 11.20 | |  Hidalgo Barrantes, Mario Alberto | | | 1675 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hernandez Leandro, Alejandro | | | 1300 | CRC | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Villegas Rodriguez, Jeremy | | | 1562 | CRC | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Hernandez Leandro, Aliza | | | 1178 | CRC | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Molina Venegas, Julian Ernesto | | | 1196 | CRC | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Chaves Olaso, Axel Andrey | | | 1260 | CRC | 0.50 | 1 | -0.02 | 40 | -0.80 | | | * 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) | | | | Campeonato Nacional Juvenil Sub20 Femenino 2020 | Escazu | CRC | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1307 | 1275 | 1.50 | 5 | -0.90 | 40 | -36.00 | |
| | Salazar Gould, Melanie | | wf | 1675 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Castro Richard, Ixel | | | 1230 | CRC | 0.00 | 1 | -0.56 | 40 | -22.40 | | | Porras Chavarria, Pamela Maria | | | 1207 | CRC | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Hernandez Leandro, Aliza | | | 1178 | CRC | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Rosales Gonzalez, Jessica | | | 1245 | CRC | 0.00 | 1 | -0.54 | 40 | -21.60 | | | * 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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