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Individual Calculations September 2009 |
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| Bravo Choez, Betty Total change: -27.30 | |   |
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| Torneo Internacional IN MEMORIAN "Jorge Arias Samame" | Boulevard - Club "Bobby Fischer" | PER | 2009-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1818 | 1.50 | 5 | -0.92 | 15 | -13.80 | |
|  Meza Ponce, Jeison | | | 2168 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Saltos, Ilenia | | | 1660 | ECU | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Castro, Samael | | | 1812 | ECU | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Castro Calle, Charles | | | 1556 | PER | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Gutierrez, Vera Miguel | | | 1990 | PER | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | XIV Grand Prix, 6ta. Parada "Fundacion de Guayaquil" | Guayaquil | ECU | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1841 | 1.00 | 3 | -0.90 | 15 | -13.50 | |
| | Levy Ortiz, Mireya | | | 1973 | ECU | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Vargas, David | | | 1569 | ECU | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Vintimilla Pena, Amarelis | | | 1645 | ECU | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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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