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Individual Calculations April 2008 |
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| Cabezas, Viviana Total change: 37.90 | |   |
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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 |
| 1993 | 1810 | 1.00 | 4 | -0.11 | 25 | -2.75 | |
|  Wong Coronel, Erick | | | 2159 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Pacheco, David | | | 1913 | ECU | 0.50 | 1 | 0.14 | 25 | 3.50 | |  Bolanos, Cristian | | | 2007 | ECU | 0.50 | 1 | 0.25 | 25 | 6.25 | | | Guerrero Zambrano, Joel | | | 1891 | ECU | 0.00 | 1 | -0.39 | 25 | -9.75 | |
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) | | | NOTE: K factor changed | | XII Grand Prix, 4ta. Parada U-2200 | Tulcan | ECU | 2007-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 1813 | 1.50 | 5 | 0.65 | 15 | 9.75 | |
| | Moncada, Leonardo | | | 2163 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Aleman, Marcelo | | | 2101 | ECU | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Leon, Jonathan | | | 2081 | ECU | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Gaybor, Alejandro | | | 1993 | ECU | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Sanchez, Cesar | | | 2104 | ECU | 0.50 | 1 | 0.35 | 15 | 5.25 | |
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) | | | NOTE: K factor changed | | Nacional U-17 Femenino | Guaranda | ECU | 2007-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 1813 | 3.00 | 5 | 0.45 | 15 | 6.75 | |
| | Ladines, Gabriela | | | 1661 | ECU | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Bohorquez, Maria | | | 1810 | ECU | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Godoy Cardenas, Jessica | | | 1894 | ECU | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Pinoargote, Kasandra | | | 1833 | ECU | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Rivadeneira Ayala, Maria Bel | | | 1821 | ECU | 0.00 | 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) | | | NOTE: K factor changed | | Pan-American Girls Championship | Riobamba | ECU | 2007-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1813 | 3.50 | 8 | 0.99 | 15 | 14.85 | |
| | Guerrero Suarez, Janitza | | | 1957 | ECU | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Lovece, Ruth | | wf | 2005 | ARG | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Arevalo Cordova, Cinthia | | | 1895 | ECU | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Romero Echeverria, Abigail | | | 1929 | ECU | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Herrera, Milena | | wf | 1969 | COL | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Chirivi, Yenny | | wm | 2052 | COL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Vega Cordovilla, Maria Jose | | | 1809 | ECU | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Rojas Solano, Jessenia | | | 2029 | ECU | 0.50 | 1 | 0.28 | 15 | 4.20 | |
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) | | | NOTE: K factor changed | | Nacional Semi-Final Femenino | Portoviejo | ECU | 2007-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1813 | 4.00 | 8 | 0.62 | 15 | 9.30 | |
| | Salazar Loor, Sara | | | 1896 | ECU | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Bravo Choez, Betty | | | 1822 | ECU | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Prado Reyna, Candy | | | 1927 | ECU | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Caceres, Anara | | | 1843 | ECU | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Ponce Morales, Liz | | | 1835 | ECU | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Silva Arias, Sandra | | | 1875 | ECU | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Prado Reyna, Adriana | | | 1834 | ECU | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Levy Ortiz, Mireya | | | 1921 | ECU | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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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