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Individual Calculations September 2009 |
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| Perez De Leon, Roberto Total change: -28.25 | |   |
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| III ABIERTO CIUDAD HABANA GIRALDILLA 2009 | PALACIO DE COMPUTACION CIUDAD HABANA CUBA | CUB | 2009-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 2174 | 4.00 | 8 | -1.13 | 25 | -28.25 | |
|  Romero Meneses, Yosvany | | | 2045 | CUB | 1.00 | 1 | 0.33 | 25 | 8.25 | |  Barroso Napoles, Alexander | | | 2023 | CUB | 1.00 | 1 | 0.30 | 25 | 7.50 | | | Yanes Canizares, Alejandro | | | 2235 | CUB | 0.50 | 1 | 0.08 | 25 | 2.00 | | | Macia Velazquez, Marlies | | | 2083 | CUB | 0.00 | 1 | -0.62 | 25 | -15.50 | | | Cabrera Ortega, Alyersei | | | 2031 | CUB | 0.50 | 1 | -0.19 | 25 | -4.75 | | | Perez Coyula, Rafael Alcides | | | 1977 | CUB | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Vitier Vazquez, Cristian | | | 2087 | CUB | 0.00 | 1 | -0.62 | 25 | -15.50 | | | Perera Alfonso, Rene Humberto | | | 2053 | CUB | 0.00 | 1 | -0.66 | 25 | -16.50 | |
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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