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Individual Calculations May 2017 |
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| Osa Astrain, Ricardo Total change: -1.80 | |   |
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| Cto de Gipuzkoa por equipos de Primera 2017 | Donostia | ESP | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 1893 | 1.50 | 3 | -0.09 | 20 | -1.80 | |
|  Gomez Pajares, Jose Antonio | | | 1889 | ESP | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Arana Garate, Jon | | | 1920 | ESP | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Garmendia Zubeldia, Daniel | | | 1802 | ESP | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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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