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Individual Calculations April 2008 |
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| Velasco Leiva, Maria Jose Total change: -0.75 | |   |
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| XII Grand Prix, 2da. Parada U-2200 | Macas | ECU | 2007-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1935 | 1.50 | 4 | 0.12 | 15 | 1.80 | |
|  Morales Castillo, Marco | | | 2176 | ECU | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Chavez Yanchapaxi, Eduardo | | | 2080 | ECU | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Puga, Marcelo | | | 1869 | ECU | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Leon Calderon, Jonathan | | | 2099 | ECU | 0.50 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | XII Grand Prix, 4ta. Parada U-2200 | Tulcan | ECU | 2007-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 1934 | 0.00 | 3 | -0.77 | 15 | -11.55 | |
| | Almeida, Jefferson | | | 2081 | ECU | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Quishpe, Andres | | | 2090 | ECU | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Diaz, Carlos | | | 2194 | ECU | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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) | | | | Nacional U-19 Femenino | Guayaquil | ECU | 2007-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1934 | 2.50 | 3 | 0.75 | 15 | 11.25 | |
| | Barragan, Vitelia | | | 1797 | ECU | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Uribe, Grace | | | 1892 | ECU | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Romero Echeverria, Abigail | | | 1929 | ECU | 1.00 | 1 | 0.49 | 15 | 7.35 | |
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) | | | | Pan-American Girls Championship | Riobamba | ECU | 2007-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1934 | 4.00 | 8 | -0.15 | 15 | -2.25 | |
| | Rojas Solano, Jessenia | | | 2029 | ECU | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Orejuela, Paulina | | | 1832 | ECU | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Levy Ortiz, Mireya | | | 1921 | ECU | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Romero Echeverria, Abigail | | | 1929 | ECU | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Cordero, Daniela | | | 1995 | BOL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Arevalo Cordova, Cinthia | | | 1895 | ECU | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Guerrero Suarez, Janitza | | | 1957 | ECU | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Vega Cordovilla, Maria Jose | | | 1809 | ECU | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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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