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Individual Calculations February 2015 |
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| Soto Alfaro, Braulio Total change: -67.20 | |   |
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| Campeonato Nacional CRC Sub 14 Abierto 2015 | San Jose | CRC | 2015-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1547 | 1509 | 1.50 | 5 | -0.75 | 40 | -30.00 | |
|  Ramirez Madrid, Gerardo Alfonso | | | 1435 | CRC | 0.00 | 1 | -0.60 | 40 | -24.00 | |  Solano Saltachin, Carlos Andres | | | 1673 | CRC | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Guzman Hidalgo, Nicolas | | | 1562 | CRC | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Castro Garcia, Alejandro | | | 1614 | CRC | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Torres Romero, Cristhian | | | 1452 | CRC | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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) | | | | Campeonato Nacional CRC Sub 20 Abierto 2015 | San Jose | CRC | 2015-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1509 | 0.00 | 3 | -0.93 | 40 | -37.20 | |
| | Murillo Gonzalez, Carlos E | c | | 1886 | CRC | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Aragon Alvarado, Christopher | | | 1696 | CRC | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Torres Romero, Cristhian | | | 1452 | CRC | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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