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Individual Calculations July 2009 |
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| Arcelus Calamundi, Inaki Total change: -2.25 | |   |
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| Campeonato de Guipuzcoa por Equipos Primera | Donostia San Sebastian | ESP | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1602 | 0.50 | 2 | -0.09 | 25 | -2.25 | |
|  Bayrakdar Bianco, Philippe | | | 1736 | ESP | 0.50 | 1 | 0.18 | 25 | 4.50 | |  Urbieta Aldalur, Bingen | | | 1779 | ESP | 0.00 | 1 | -0.27 | 25 | -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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