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Individual Calculations July 2008 |
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| Ugalde, Ronald Total change: 3.90 | |   |
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| Campeonato Nacional de Costa Rica 2007 Fase I | San Jose | CRC | 2007-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2148 | 3.50 | 5 | 0.96 | 15 | 14.40 | |
|  Rodriguez, Adrian | | | 2166 | CRC | 1.00 | 1 | 0.53 | 15 | 7.95 | |  Alfaro, Carlos | | | 2114 | CRC | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Carvajal, Jonathan | | | 2142 | CRC | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Bermudez, Sergio | f | | 2164 | CRC | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Alfaro Rojas, Alfonso | | | 2127 | CRC | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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 de Costa Rica 2007 Final | San Jose | CRC | 2007-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2234 | 2148 | 4.00 | 12 | -0.70 | 15 | -10.50 | |
| | Valdes, Leonardo | m | | 2401 | CRC | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Ruiz Blais, Sebastian | | | 2121 | CRC | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Charpentier, William | f | | 2236 | CRC | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Arias Santana, Mauricio | m | | 2285 | CRC | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Gonzalez, Bernal | m | | 2434 | CRC | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Leandro, Johnny | | | 2124 | CRC | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Granados, Carlos | | | 2201 | CRC | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Alfaro Rojas, Alfonso | | | 2127 | CRC | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Murillo, Alexis | m | | 2322 | CRC | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Carvajal, Jonathan | | | 2142 | CRC | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Minero, Carlos | | | 2147 | CRC | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Hernandez Basante, Francisco | m | | 2262 | CRC | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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) | | |
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