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Individual Calculations September 2009 |
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| Hernandez Alvarez, Alfredo Total change: -8.50 | |   |
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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 |
| 2177 | 2057 | 0.00 | 1 | -0.34 | 25 | -8.50 | |
|  Becquer Valdes, Alain | | | 2177 | CUB | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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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