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Individual Calculations July 2009 |
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| Bermudez Munoz, Alexander Total change: 20.25 | |   |
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| Copa Metropolitana | San Jose | CRC | 2009-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2297 | 2038 | 1.50 | 4 | 0.72 | 15 | 10.80 | |
|  Valdes Romero, Leonardo | m | | 2388 | CRC | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Murillo Tsijli, Alexis | m | | 2317 | CRC | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Solis Gaitan, Efren | | | 2124 | CRC | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Davila Lopez, Carlos | m | | 2360 | NCA | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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 |
| 2053 | 2038 | 4.00 | 7 | 0.63 | 15 | 9.45 | |
| | Needham, Bryan | | | 1997 | CRC | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Solano Lopaz, Royner | | | 2038 | CRC | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Campos Cerdas, Jorge | | | 2027 | CRC | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Machado Ramirez, Allan | | | 2019 | CRC | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Minero Pineda, Boris | | | 2124 | CRC | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Alfaro Rojas, Alfonso | | | 2163 | CRC | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Hernandez Coto, Carlos | | | 2003 | CRC | 1.00 | 1 | 0.45 | 15 | 6.75 | |
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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