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Individual Calculations July 2009 |
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| Gonzalez Acosta, Bernal Total change: 8.50 | |   |
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| Copa Ocean Grupo B | San José | CRC | 2009-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2440 | 2.50 | 3 | 0.20 | 10 | 2.00 | |
|  Valdes Romero, Leonardo | m | | 2413 | CRC | 0.50 | 1 | -0.04 | 10 | -0.40 | |  Castillo, Rommel | | | 2122 | CRC | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Solano Cruz, Agustin | | | 2090 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | |
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) | | | | Copa Metropolitana | San Jose | CRC | 2009-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2440 | 6.00 | 7 | 0.65 | 10 | 6.50 | |
| | Angulo Cubero, Oscar | | | 2090 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Alvarado Rodriguez, Dizan | | | 2090 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Duran Vega, Sergio | | | 2090 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Castillo, Rommel | | | 2149 | NCA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Valdes Romero, Leonardo | m | | 2403 | CRC | 0.50 | 1 | -0.05 | 10 | -0.50 | | | Davila Lopez, Carlos | m | | 2360 | NCA | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Murillo Tsijli, Alexis | m | | 2317 | CRC | 1.00 | 1 | 0.33 | 10 | 3.30 | |
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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