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Individual Calculations April 2008 |
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| Silva Arias, Sandra Total change: -5.10 | |   |
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| Nacional Semi-Final Femenino | Portoviejo | ECU | 2007-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1875 | 4.00 | 7 | 0.68 | 15 | 10.20 | |
|  Bravo Choez, Ana | | wg | 1997 | ECU | 0.50 | 1 | 0.17 | 15 | 2.55 | |  Uribe, Grace | | | 1892 | ECU | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Arevalo Cordova, Cinthia | | | 1895 | ECU | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Romero Echeverria, Abigail | | | 1929 | ECU | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Cabezas, Viviana | | | 1813 | ECU | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Salazar Loor, Sara | | | 1896 | ECU | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Ponce Morales, Liz | | | 1835 | ECU | 1.00 | 1 | 0.44 | 15 | 6.60 | |
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) | | | | XII Grand Prix, 10ma. Parada U-2000 | Guayaquil | ECU | 2007-10-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1740 | 1875 | 0.00 | 1 | -0.68 | 15 | -10.20 | |
| | Bohorquez Canizares, Maria | | | 1740 | ECU | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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) | | | | XIII Grand Prix, 1era. Parada U-2000 | Ambato | ECU | 2008-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1875 | 0.00 | 1 | -0.34 | 15 | -5.10 | |
| | Ushina, Luis | | | 1993 | ECU | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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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