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Individual Calculations April 2009 |
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| Salas Martin, Javier Total change: 7.00 | |   |
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| XVII Open Internacional de Ajedrez Ayuntamiento de Erandio | Erandio (Vizcaya) | ESP | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 1740 | 1.00 | 3 | 0.28 | 25 | 7.00 | |
|  Montolio Benedicto, Cesar | | | 1987 | ESP | 1.00 | 1 | 0.81 | 25 | 20.25 | |  Martinez Pelaez, David | | | 1971 | ESP | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Zabala Perez, Aritz | | | 1872 | ESP | 0.00 | 1 | -0.32 | 25 | -8.00 | |
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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