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Individual Calculations February 2019 |
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| Rojas Esquivel, Alejandro Total change: 0.00 | |   |
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| Abierto Internacional Metropolitano U14 2018 | San Jose | CRC | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1141 | 0 | 1.00 | 4 | 0.00 | 948 | | 0.00 | |
|  Solano Saltachin, Ruth | | | 1192 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Hernandez Brenes, Keylor | | | 1039 | CRC | 0.00 | 1 | 0.00 | | 0.00 | |  Fallas Marin, Kaleb | | | 1130 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Lobo Jimenez, Marielys | | | 1202 | PAN | 1.00 | 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) | | | | Campeonato Nacional Infantil Absoluto Sub12 2019 | San Jose | CRC | 2019-01-24 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1157 | 0 | 1.00 | 3 | 0.00 | 1032 | | 0.00 | |
| | Semana Ramirez, Brenda | | wc | 1137 | CRC | 1.00 | 1 | 0.00 | | 0.00 | | | Quiros Acuna, Sebastian | | | 1189 | CRC | 0.00 | 1 | 0.00 | | 0.00 | | | Calderon Brenes, Tiffany | | | 1146 | 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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