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Individual Calculations March 2011 |
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| Ochoa, Sara Total change: -7.50 | |   |
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| XV GRAND PRIX NACIONAL DE AJEDREZ IV PARADA CATEGORIA U-2100 | Quito | ECU | 2010-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1530 | 0.00 | 1 | -0.08 | 25 | -2.00 | |
|  Jarrin Cobos, Jose | | | 1930 * | ECU | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * 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) | | | | V JUEGOS NACIONALES DE MENORES CHIMBORAZO 2010 | Riobamba | ECU | 2010-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1530 | 0.50 | 3 | -0.22 | 25 | -5.50 | |
|  Herrera, Kerly | | | 1807 | ECU | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Castillo Izquierdo, Anahi | | | 1686 | ECU | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Verdesoto Moreira, Carla | | | 1714 | ECU | 0.00 | 1 | -0.26 | 25 | -6.50 | |
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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