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Individual Calculations September 2011 |
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| Zhang, Yuanchen Total change: 25.80 | |   |
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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 |
| 1988 | 1725 | 2.00 | 6 | 0.86 | 30 | 25.80 | |
|  Melekhina, Alisa | f | wm | 2125 * | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Ivanov, Mike | | | 1934 | CAN | 1.00 | 1 | 0.77 | 30 | 23.10 | | | Kong, Dezheng | | | 2069 | CAN | 0.00 | 1 | -0.12 | 30 | -3.60 | | | Deline, Ralph | | | 1865 | CAN | 1.00 | 1 | 0.69 | 30 | 20.70 | | | Peev, Pavel | | | 2006 | CAN | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Olheiser, Gordon | | | 1926 | CAN | 0.00 | 1 | -0.24 | 30 | -7.20 | | | * 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) | | | | 2011 Quebec Open | Montreal, Quebec | CAN | 2011-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2055 | 1725 | 0.50 | 4 | 0.00 | 30 | 0.00 | |
| | Plante, Michel | | | 2043 | CAN | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Gagnon, Serge | | | 2109 | CAN | 0.00 | 1 | -0.09 | 30 | -2.70 | | | Malveau, Cedric | | | 1983 | FRA | 0.50 | 1 | 0.32 | 30 | 9.60 | | | Libersan, Thierry | | | 2083 | CAN | 0.00 | 1 | -0.10 | 30 | -3.00 | |
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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