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Individual Calculations March 2011 |
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| Silva Vega, David Total change: -43.65 | |   |
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| XV GRAND PRIX NACIONAL DE AJEDREZ IV PARADA CATEGORIA U-2100 | Quito | ECU | 2010-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1983 | 2.00 | 4 | -1.38 | 15 | -20.70 | |
|  Escobar, Lauro | | | 1583 * | ECU | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Flores, Jose | | | 1781 | ECU | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Parra Matute, Mario | | | 1604 | ECU | 0.50 | 1 | -0.41 | 15 | -6.15 | | | Galarza, Freddy | | | 1756 | ECU | 0.50 | 1 | -0.29 | 15 | -4.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | XV GRAND PRIX NACIONAL DE AJEDREZ V PARADA U 2200 | Loja | ECU | 2010-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1983 | 3.50 | 7 | -1.53 | 15 | -22.95 | |
| | Arguello Vinueza, Bertha | | | 1656 | ECU | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Versosa Bravo, Karen | | | 1779 | ECU | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Ortiz Quishpi, Oscar | | | 1926 | ECU | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Bone, Jhonny | | | 1864 | ECU | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Lasso, Jose | | | 1903 | ECU | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Moncada Russo, Bryan | | | 1821 | ECU | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Jerves, Carlos | | | 1704 | ECU | 0.00 | 1 | -0.84 | 15 | -12.60 | |
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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