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Individual Calculations July 2009 |
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| Granda, Jerry Total change: 14.50 | |   |
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| Campeonato Nacional Masculino U-20 | Portoviejo | ECU | 2009-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1689 | 2.00 | 6 | 0.55 | 25 | 13.75 | |
|  Rosero, Amilcar | | | 2035 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Zambrano, Paolo | | | 1797 | ECU | 1.00 | 1 | 0.65 | 25 | 16.25 | | | Briceno Paredes, Alexander | | | 1902 | ECU | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Almeida Criollo, Jefferson | | | 2039 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Urgiles, Paul | | | 1689 | ECU | 0.50 | 1 | 0.00 | 25 | 0.00 | | | Meza Ponce, Jerry | | | 1984 | ECU | 0.50 | 1 | 0.35 | 25 | 8.75 | |
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) | | | | XIV Grand Prix, 3era. Parada | Guayaquil | ECU | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1689 | 1.00 | 4 | 0.16 | 25 | 4.00 | |
| | Canepa, Edwin | | | 2031 | ECU | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Achig Balarezo, Jose | | | 1952 | ECU | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Versosa Bravo, Johann | | | 1883 | ECU | 0.50 | 1 | 0.25 | 25 | 6.25 | | | Matute Loja, Belen | | | 1849 | ECU | 0.00 | 1 | -0.29 | 25 | -7.25 | |
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) | | | | Campeonato Nacional Masculino U-13 | Portoviejo | ECU | 2009-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 1689 | 0.50 | 1 | 0.25 | 25 | 6.25 | |
| | Barros, Cristhian | | | 1882 | ECU | 0.50 | 1 | 0.25 | 25 | 6.25 | |
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) | | | | XIV Grand Prix, 5ta. Parada | Guayaquil | ECU | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1689 | 0.00 | 3 | -0.38 | 25 | -9.50 | |
| | Romero Echeverria, Abigail | | | 2039 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Guerrero Fuentes, Carlos | | | 2039 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Gaibor Torres, Alejandro | | | 1978 | ECU | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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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