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Individual Calculations April 2020 |
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| Rodriguez Retana, Sofia Total change: 104.00 | |   |
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| Campeonato Nacional Categorias Menores Impares U15 Femenino | San Ramon | CRC | 2020-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1256 | 1244 | 5.50 | 6 | 2.60 | 40 | 104.00 | |
|  Sandi Quiros, Deborah | | | 1402 | CRC | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Huaman Bengoa, Valeska Priscilla | | | 1333 | CRC | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Rojas Mora, Maria Salvadora | | | 1108 | CRC | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Solano Saltachin, Ruth | | | 1334 | CRC | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Villalta Leiton, Nicole Tamara | | | 1191 | CRC | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Angulo Valladares, Kyara | | | 1169 | CRC | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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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