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Individual Calculations April 2008 |
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| Jarrin Cobos, Jose Total change: 34.20 | |   |
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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 |
| 1957 | 1862 | 1.00 | 3 | -0.11 | 15 | -1.65 | |
|  Calderon Vallejo, Jonathan | | | 1964 | ECU | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Bravo Choez, Ana | | wg | 1997 | ECU | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Romero Echeverria, Abigail | | | 1909 | ECU | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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 |
| 1884 | 1896 | 0.50 | 2 | -0.53 | 15 | -7.95 | |
| | Calderon, Jonathan | | | 2031 | ECU | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Veloz, Jose | | | 1737 | ECU | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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 |
| 1875 | 1928 | 3.50 | 4 | 1.23 | 15 | 18.45 | |
| | Lozano Cedeno, Jorge | | | 1713 | ECU | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Crespo Hidalgo, Carlos | | | 1871 | ECU | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Chiluisa Fuertes, Mario | | | 1955 | ECU | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Saltos Velez, Adrian | | | 1960 | ECU | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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) | | | | XII Grand Prix, 11ava. Parada U-2000 | Quevedo | ECU | 2007-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1928 | 4.00 | 5 | 1.21 | 15 | 18.15 | |
| | Cerezo, Jorge | | | 1578 | ECU | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Heredia Serrano, Carla | | | 1963 | ECU | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Guerrero Zambrano, Joel | | | 1927 | ECU | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Salazar Loor, Rodger | | | 1935 | ECU | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Chiluisa, Mario | | | 1955 | ECU | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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) | | | | XIII Grand Prix, 1era. Parada U-2000 | Ambato | ECU | 2008-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1928 | 2.50 | 4 | 0.48 | 15 | 7.20 | |
| | Gaibor, Alejandro | | | 1993 | ECU | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Chiluisa, Mario | | | 1955 | ECU | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Crespo, Carlos | | | 1871 | ECU | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Cardenas, Juan Carlos | | | 1878 | ECU | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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) | | |
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