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Individual Calculations September 2011 |
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| Acosta, Mariano A Total change: 29.25 | |   |
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| 48th Canadian Open Chess Championship 2011 | Toronto, Ontario | CAN | 2011-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2335 | 2059 | 3.00 | 7 | 1.73 | 15 | 25.95 | |
|  Macak, Stefan | m | | 2391 | SVK | 1.00 | 1 | 0.88 | 15 | 13.20 | |  Mikhalevski, Victor | g | | 2459 * | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Kleinman, Michael | | | 2221 | CAN | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Dougherty, Michael | f | | 2217 | CAN | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Castaneda, Nelson | f | | 2229 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Mulyar, Michael | m | | 2410 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Meszaros, Michal | m | | 2418 | SVK | 0.00 | 1 | -0.10 | 15 | -1.50 | | | * 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) | | | | 2011 Quebec Open | Montreal, Quebec | CAN | 2011-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 2059 | 2.00 | 3 | 0.22 | 15 | 3.30 | |
| | Auger, Bertrand | | | 1945 | CAN | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Malveau, Cedric | | | 1983 | FRA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Plante, Michel | | | 2043 | CAN | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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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