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Individual Calculations May 2012 |
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| Chinchilla, Eugenio Total change: -4.35 | |   |
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| Nacional Abierto 2011 Jorge van der Laat Ulloa | San Jose | CRC | 2012-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 2225 | 4.00 | 8 | -1.40 | 15 | -21.00 | |
|  Alvarado, Dizan Ernesto | | | 1993 | CRC | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Jimenez Garcia, Emanuel | | | 1955 | CRC | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Arias Santana, Mauricio | m | | 2318 | CRC | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Solano Cuya, Bryan | | | 2061 | CRC | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Duran Vega, Sergio | | | 2221 | CRC | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Vargas Serano, Pablo | | | 2039 | CRC | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Fernandez, Mario | | | 2076 | CRC | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Vega, Edwin | | | 2037 | CRC | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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) | | | | Boanerges Navarro In Memoriam 2012 Grupo A | Moravia | CRC | 2012-03-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2225 | 5.50 | 7 | 1.11 | 15 | 16.65 | |
| | Martinez, Huberth | | | 1936 | CRC | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Molina, Eduardo | | | 1992 | NCA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Jimenez Garcia, Emanuel | | | 1955 | CRC | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Murillo Tsijli, Alexis | m | | 2305 | CRC | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Alvarado, Dizan Ernesto | | | 1993 | CRC | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Gonzalez Acosta , Bernal | m | | 2427 | CRC | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Duran Vega , Sergio | | | 2221 | CRC | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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