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Individual Calculations January 2012 |
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| Cetens, Edward Total change: 128.40 | |   |
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| Imperial College Open | London | ENG | 2011-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 1708 | 2.50 | 4 | 2.01 | 30 | 60.30 | |
|  Varnam, Liam D | | | 2060 | ENG | 0.50 | 1 | 0.39 | 30 | 11.70 | |  Whitehead, David J | | | 2079 | ENG | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Cannon, Raymond C | | | 2024 | ENG | 1.00 | 1 | 0.87 | 30 | 26.10 | | | Segura Del Frago, Imanol | | | 2008 | ESP | 1.00 | 1 | 0.85 | 30 | 25.50 | |
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) | | | | London Chess Classic 2011: Open | London | ENG | 2011-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1708 | 3.50 | 8 | 2.27 | 30 | 68.10 | |
| | Whitehead, David J | | | 2079 | ENG | 1.00 | 1 | 0.90 | 30 | 27.00 | | | Gant, Chris J | f | | 2108 * | ENG | 0.50 | 1 | 0.42 | 30 | 12.60 | | | Mohammad, Ashraf | | | 2108 * | IND | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Varnam, Liam D | | | 2060 | ENG | 0.00 | 1 | -0.11 | 30 | -3.30 | | | Calvert, D Ian | | | 1950 | ENG | 0.00 | 1 | -0.20 | 30 | -6.00 | | | De Lagontrie, Jean | | | 1912 | FRA | 0.50 | 1 | 0.26 | 30 | 7.80 | | | Herda, Christoph, Dr. | | | 1908 | GER | 1.00 | 1 | 0.76 | 30 | 22.80 | | | Amato, Giampiero | | | 1974 | ITA | 0.50 | 1 | 0.32 | 30 | 9.60 | | | * 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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