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Individual Calculations September 2012 |
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| Jaramillo Arce, David Total change: 9.15 | |   |
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| XVII Grand Prix, 6ta. Parada | Macas | ECU | 2012-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1483 | 1.00 | 4 | 0.33 | 15 | 4.95 | |
|  Versosa Bravo, Johann | | | 1883 * | ECU | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Almagro Carpio, Eugenio | | | 1783 | ECU | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Vintimilla Pena, Amarelis | | | 1647 | ECU | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Juncal Jaramillo, Jonathan | | | 1765 | ECU | 0.00 | 1 | -0.16 | 15 | -2.40 | | | * 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) | | | | XXIII Festival Panamericano de Ajedrez de la Juventud Open Sub 12 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1483 | 0.50 | 2 | 0.28 | 15 | 4.20 | |
| | Oliveira, Tiago Lopes | | | 1795 | BRA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Quinonez Garcia, Santiago | | | 1883 * | COL | 0.50 | 1 | 0.42 | 15 | 6.30 | | | * 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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