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Individual Calculations May 2019 |
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| Arias Gomez, Luis Alfredo Total change: 74.40 | |   |
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| I Torneo Abierto de Curridabat 2019 | Curridabat | CRC | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1488 | 1192 | 2.50 | 4 | 1.86 | 40 | 74.40 | |
|  Cambronero Ramirez, Ronald | | | 1554 | CRC | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Barquero Alfaro, Alejandro | | | 1349 | CRC | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Sandi Quiros, Andrey | | | 1489 | CRC | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Valverde Mora, Mauricio | | | 1558 | CRC | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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