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Individual Calculations July 2009 |
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| Murillo Tsijli, Alexis Total change: -6.90 | |   |
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| Copa Parque del Norte | San José | CRC | 2009-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2317 | 6.00 | 7 | 0.84 | 10 | 8.40 | |
|  Rodriguez Miller, Adolfo | | | 2095 | CRC | 1.00 | 1 | 0.22 | 10 | 2.20 | |  Castillo, Rommel | | | 2149 | NCA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Solis Gaitan, Efren | | | 2124 | CRC | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Gomez Huertas, Stanley | | | 2007 | CRC | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Machado Ramirez, Allan | | | 2019 | CRC | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Valdes Romero, Leonardo | m | | 2403 | CRC | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Duran Vega, Sergio | | | 2057 | CRC | 0.50 | 1 | -0.32 | 10 | -3.20 | |
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) | | | | Copa Metropolitana | San Jose | CRC | 2009-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2317 | 2.00 | 5 | -1.53 | 10 | -15.30 | |
| | Solis Gaitan, Efren | | | 2124 | CRC | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Castillo, Rommel | | | 2149 | NCA | 0.00 | 1 | -0.72 | 10 | -7.20 | | | Bermudez Munoz, Alexander | | | 2038 | CRC | 0.00 | 1 | -0.84 | 10 | -8.40 | | | Duran Vega, Andres | | | 1967 | CRC | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Gonzalez Acosta, Bernal | m | | 2440 | CRC | 0.00 | 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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