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Individual Calculations September 2009 |
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| Garcia Acosta, Roger Total change: -12.75 | |   |
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| III Obert d'Escacs Llinars del Valles-B | Catalunya | ESP | 2009-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1731 | 0.00 | 1 | -0.38 | 25 | -9.50 | |
|  Ros Bosch, Carles | | | 1815 | ESP | 0.00 | 1 | -0.38 | 25 | -9.50 | |
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) | | | | Campeonato de España Sub-12 | Granada | ESP | 2009-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1705 | 1731 | 2.00 | 4 | -0.13 | 25 | -3.25 | |
| | Ventura Bolet, Maxim | | | 1829 | ESP | 0.50 | 1 | 0.13 | 25 | 3.25 | |  Forsberg Conde, Martin | | | 1846 | ESP | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Buch Prades, Joan | | | 1596 | ESP | 0.50 | 1 | -0.18 | 25 | -4.50 | | | Guerra Arrocha, Daniel | | | 1549 | ESP | 1.00 | 1 | 0.26 | 25 | 6.50 | |
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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