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Individual Calculations September 2009 |
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| Vintimilla Pena, Amarelis Total change: -16.50 | |   |
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| XIV Grand Prix, 6ta. Parada "Fundacion de Guayaquil" | Guayaquil | ECU | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1645 | 0.00 | 3 | -0.66 | 25 | -16.50 | |
|  Garcia, Segundo | | | 1894 | ECU | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Vallejo Turriago, Renato | | | 1866 | ECU | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Bravo Choez, Betty | | | 1841 | ECU | 0.00 | 1 | -0.25 | 25 | -6.25 | |
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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