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Individual Calculations July 2009 |
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| Machado Ramirez, Allan Total change: 18.90 | |   |
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| Copa Parque del Norte | San José | CRC | 2009-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2019 | 2.50 | 5 | 0.63 | 15 | 9.45 | |
|  Solis Gaitan, Efren | | | 2124 | CRC | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Urbina Quiros, Edwin | | | 2135 | CRC | 1.00 | 1 | 0.66 | 15 | 9.90 | |  Murillo Tsijli, Alexis | m | | 2317 | CRC | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Duran Vega, Andres | | | 1933 | CRC | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Minero Pineda, Carlos | | | 2094 | CRC | 1.00 | 1 | 0.60 | 15 | 9.00 | |
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) | | | | Costa Rican National Championship Phase 1.2 | Moravia | CRC | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 2019 | 5.00 | 9 | 0.63 | 15 | 9.45 | |
| | Marin, Bryan | | | 1746 | CRC | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Minero Pineda, Boris | | | 2124 | CRC | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Gomez Huertas, Stanley | | | 2007 | CRC | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Bermudez, Sergio | f | | 2161 | CRC | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Bermudez Munoz, Alexander | | | 2038 | CRC | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Ugalde, Ronald | | | 2120 | CRC | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Alvarez Hernandez, David | | | 1962 | CRC | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Brenes, Juan Carlos | | | 1993 | CRC | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Minero Pineda, Carlos | | | 2094 | CRC | 1.00 | 1 | 0.60 | 15 | 9.00 | |
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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