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Individual Calculations April 2009 |
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| Guerrero Zambrano, Joel Total change: -9.60 | |   |
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| XIII Grand Prix, Sexta Parada Categoria U-2200 | Quevedo | ECU | 2008-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2035 | 2.50 | 6 | -0.26 | 15 | -3.90 | |
|  Chavez Yanchapaxi, Eduardo | | | 2127 | ECU | 0.00 | 1 | -0.37 | 15 | -5.55 | |  Palma, Alvaro | | | 2094 | ECU | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Crespo Santillan, Roberto | | | 2076 | ECU | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Romero Echeverria, Abigail | | | 2057 | ECU | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Orellana Zuniga, Pedro | | | 2125 | ECU | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Salazar Loor, Sara | | | 1899 | ECU | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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, Sexta Parada Categoria U-2000 | Quevedo | ECU | 2008-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2035 | 2.50 | 6 | -0.26 | 15 | -3.90 | |
| | Chavez Yanchapaxi, Eduardo | | | 2127 | ECU | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Palma, Alvaro | | | 2094 | ECU | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Crespo Santillan, Roberto | | | 2076 | ECU | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Romero Echeverria, Abigail | | | 2057 | ECU | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Orellana Zuniga, Pedro | | | 2125 | ECU | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Salazar Loor, Sara | | | 1899 | ECU | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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 Semifinal Masculino | Esmeraldas | ECU | 2009-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 2035 | 2.50 | 6 | -0.29 | 15 | -4.35 | |
| | Diaz Ordonez, Ciro | | | 2264 | ECU | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Lasso, Jose | | | 1887 | ECU | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Romero, Rommel | | | 1876 | ECU | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Chiluisa Fuertes, Mario | | | 2055 | ECU | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Pesantes Aucay, Jose | | | 2265 | ECU | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Saltos Velez, Adrian | | | 2045 | 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) | | | | XIV Grand Prix, Segunda Parada | Guayaquil | ECU | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2035 | 1.50 | 4 | 0.17 | 15 | 2.55 | |
| | Alvarez Leon, Luis | f | | 2292 | ECU | 1.00 | 1 | 0.82 | 15 | 12.30 | | | Pesantes Aucay, Jose | | | 2265 | ECU | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Diaz Ordonez, Ciro | | | 2264 | ECU | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Orejuela Chango, Paulina | | | 1863 | ECU | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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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