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Individual Calculations September 2012 |
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| Arrata Peralta, Pedro Total change: -58.05 | |   |
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| XVII GRAND PRIX 5ta. Parada | Coca | ECU | 2012-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1954 | 2.00 | 5 | -2.15 | 15 | -32.25 | |
|  Vintimilla Pena, Amarelis | | | 1647 | ECU | 0.00 | 1 | -0.86 | 15 | -12.90 | | | Torres Larco, Denisse | | | 1582 | ECU | 1.00 | 1 | 0.10 | 15 | 1.50 | |  Guazumba Cantuna, Leslie | | | 1671 | ECU | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Espin Diaz, Edwin | | | 1797 | ECU | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Martinez Maya, Joel | | | 1668 | ECU | 0.00 | 1 | -0.84 | 15 | -12.60 | |
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 Grand Prix, 6ta. Parada | Macas | ECU | 2012-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1717 | 1941 | 2.00 | 5 | -1.72 | 15 | -25.80 | |
| | Peralta, Paulo | | | 1541 * | ECU | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Llamuca Calles, Angely | | | 1604 | ECU | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Barros Rivadeneira, Cristhian | f | | 2193 | ECU | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Bedon, Kevin | | | 1643 | ECU | 0.00 | 1 | -0.85 | 15 | -12.75 | | | Noboa, Kevin | | | 1602 | ECU | 0.00 | 1 | -0.88 | 15 | -13.20 | | | * 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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