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Individual Calculations November 2019 |
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| Vargas Abadia, Alejandro Total change: -1.60 | |   |
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| Campeonato Nacional por Equipos Sub14 Infantil 2019 | San Ramon y Naranjo | CRC | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1205 | 1118 | 1.50 | 4 | -0.06 | 40 | -2.40 | |
|  Solano Saltachin, Ruth | | | 1308 | CRC | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Semana Ramirez, Brenda | | wc | 1134 | CRC | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Huaman Bengoa, Valeska Priscilla | | | 1323 | CRC | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Salazar Artavia, Keylor | | | 1056 | CRC | 0.50 | 1 | -0.09 | 40 | -3.60 | |
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) | | | | VII Open Encuentro de Culturas Juvenil Sub14 2019 | Santa Ana | CRC | 2019-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1321 | 1118 | 0.50 | 2 | 0.02 | 40 | 0.80 | |
| | Sandi Quiros, Deborah | | | 1353 | CRC | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Rojas Arias, Sebastian | | | 1289 | CRC | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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