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Individual Calculations February 2019 |
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| Salazar Gould, Kristy Valeria Total change: -9.60 | |   |
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| Campeonato Nacional Infantil Absoluto Sub12 2019 | San Jose | CRC | 2019-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1157 | 1200 | 2.00 | 4 | -0.24 | 40 | -9.60 | |
|  Barboza Viquez, Martin Eduardo | | | 1319 | CRC | 0.00 | 1 | -0.34 | 40 | -13.60 | |  Miranda Villalta, Jose Pablo | | | 1094 | CRC | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Semana Ramirez, Brenda | | wc | 1137 | CRC | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Nunez Okubo, Emy | | | 1077 | CRC | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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