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Individual Calculations February 2019 |
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| Fauaz Bringas, Sara Total change: 0.00 | |   |
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| Abierto Internacional Metropolitano Infantil U10 2018 | San Jose | CRC | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1166 | 0 | 0.00 | 1 | 0.00 | 366 | | 0.00 | |
|  Mayorga Araya, Sofia | | | 1166 | 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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