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Individual Calculations July 2015 |
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| Izquierdo Arruferia, Joseba Total change: -2.00 | |   |
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| XI Open de Primavera de Gros | Donostia | ESP | 2015-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1857 | 4.00 | 7 | -0.10 | 20 | -2.00 | |
|  Sebastiani Paoli, Ruben | | | 1485 | ESP | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Zuloaga Erauskin, Markel | | | 1625 | ESP | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Tafall Villanueva, Ander | | | 1458 | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Prieto Aranguren, Alain | | | 2181 | ESP | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Puga Senar, Fernando | | | 1796 | ESP | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Vicente Ezeiza, Mikel | | | 1805 | ESP | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Lakunza Oyarbide, Juan Carlos | | | 2092 | ESP | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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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