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Individual Calculations May 2015 |
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| Ruffenach, Alain Total change: -39.40 | |   |
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| Team 2015 - Nationale 2 - R8-11 | FRANCE | FRA | 2015-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1959 | 0.50 | 1 | -0.04 | 20 | -0.80 | |
|  Roussey, Quentin | | | 1929 | FRA | 0.50 | 1 | -0.04 | 20 | -0.80 | |
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) | | | | 2015 World Amateur Chess Championships - Open | Porto Carras - Halkidiki | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1766 | 1959 | 4.00 | 8 | -1.93 | 20 | -38.60 | |
| | Alessandro, Sergio | | | 1709 | ITA | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Limono, Handjojo | | | 1844 | INA | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Zakharov, Denis | | | 1748 | RUS | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Zavivaev, Ilya | | | 1605 | RUS | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Dagonia, Steve | | | 1775 | FRA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Frederiksen, Jens | | | 1748 | DEN | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Bourogaa, Younes | | | 1871 | FRA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Fanha, Paulo | | | 1830 | POR | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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