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Individual Calculations September 2012 |
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| David Parrales, Carlos Total change: -49.80 | |   |
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| XVII GRAND PRIX 5ta. Parada | Coca | ECU | 2012-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1707 | 1.00 | 5 | -1.77 | 30 | -53.10 | |
|  Macias Murillo, Bryan | m | | 2107 * | ECU | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Escobar, Lauro | | | 1545 | ECU | 0.00 | 1 | -0.71 | 30 | -21.30 | | | Garofalo, Mizraim | | | 1576 | ECU | 0.50 | 1 | -0.18 | 30 | -5.40 | | | Jacome, Esteban | | | 1535 | ECU | 0.50 | 1 | -0.23 | 30 | -6.90 | | | Carrasco Jacome, Bryan | | | 1654 | ECU | 0.00 | 1 | -0.57 | 30 | -17.10 | | | * 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 14 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 1707 | 0.50 | 2 | 0.11 | 30 | 3.30 | |
| | Lim, Michael | c | | 2068 | USA | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Borda, Cesar | | | 1866 | BOL | 0.50 | 1 | 0.21 | 30 | 6.30 | |
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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