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Individual Calculations March 2012 |
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| Ortiz, Omar Total change: -24.30 | |   |
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| XVI Grand Prix 5ta. Parada | Santo Domingo | ECU | 2011-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1331 | 0.00 | 3 | -0.92 | 30 | -27.60 | |
|  Vasquez Garrido, Kevin | | | 1475 | ECU | 0.00 | 1 | -0.31 | 30 | -9.30 | |  Noboa, Kevin | | | 1601 | ECU | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Santillan Minga, Mishell | | | 1373 | ECU | 0.00 | 1 | -0.44 | 30 | -13.20 | |
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) | | | | XVII Gand Prix Segunda Parada "Guayaquil Perla del Pacifico" | Guayaquil | ECU | 2012-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1702 | 1331 | 0.50 | 4 | 0.11 | 30 | 3.30 | |
| | Jaramillo Arce, Katherine | | | 1731 * | ECU | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Bravo Jaramillo, Alexander | | | 1731 * | ECU | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Arguello Vinueza, Bertha | | | 1670 | ECU | 0.50 | 1 | 0.38 | 30 | 11.40 | | | Sarmiento Robles, Paula | | wf | 1677 | ECU | 0.00 | 1 | -0.11 | 30 | -3.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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