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Individual Calculations November 2011 |
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| Gu, Brian Total change: 35.70 | |   |
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| 77th Annual Southwest Open | Dallas, Texas | USA | 2011-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1600 | 1.50 | 5 | 0.97 | 30 | 29.10 | |
|  Carr, John B | | | 2000 * | USA | 0.50 | 1 | 0.42 | 30 | 12.60 | |  Gater, Daniel Brent | | | 2000 * | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Lin, Dachey | | | 1880 | USA | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Webb, Mike K | | | 1932 | USA | 1.00 | 1 | 0.88 | 30 | 26.40 | | | Chiang, Sarah | | wc | 1981 | USA | 0.00 | 1 | -0.09 | 30 | -2.70 | | | * 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) | | | | DCC FIDE Open IX | Richardson, Texas | USA | 2011-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1600 | 0.00 | 1 | -0.09 | 30 | -2.70 | |
| | Chiang, Sarah | | wc | 1981 | USA | 0.00 | 1 | -0.09 | 30 | -2.70 | |
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 Dallas Open | Richardson, Texas | USA | 2011-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1600 | 0.50 | 2 | 0.31 | 30 | 9.30 | |
| | Safin, Artur K | | | 2000 * | USA | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Dennison, B G | | | 1946 | USA | 0.50 | 1 | 0.39 | 30 | 11.70 | | | * 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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