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Individual Calculations April 2009 |
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| Veloz Santillan, Jose Total change: 8.40 | |   |
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| XIV Grand Prix, Primera Parada | Ambato | ECU | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 1866 | 0.50 | 2 | 0.24 | 15 | 3.60 | |
|  Hellsten, Johan | g | | 2216 | SWE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Diaz Avilez, Carlos | | | 2166 | 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) | | | | XIV Grand Prix, Segunda Parada | Guayaquil | ECU | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1866 | 2.00 | 4 | 0.32 | 15 | 4.80 | |
|  Bastidas Rodriguez, Emilio | m | | 2216 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Sanchez Ordonez, David | | | 1726 | ECU | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Ocana Briones, Eduardo | | | 2142 | ECU | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Diaz Alarcon, Maria | | | 1711 | ECU | 1.00 | 1 | 0.29 | 15 | 4.35 | |
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) | | |
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