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Individual Calculations April 2009 |
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| Irulegi Garmendia, Jose Antonio Total change: 19.00 | |   |
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| Campeonato de Guipuzcoa de Veteranos | Donostia San Sebastian | ESP | 2008-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1452 | 1.50 | 4 | 0.76 | 25 | 19.00 | |
|  Tung, Siu Hung | | | 1802 | ESP | 1.00 | 1 | 0.89 | 25 | 22.25 | |  Darrigues, Alain | | | 1802 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Juaristi Izaga, Jose Ignacio | | | 1519 | ESP | 0.50 | 1 | 0.09 | 25 | 2.25 | | | Tholey, Jean-Paul | | | 1802 | FRA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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