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Individual Calculations March 2015 |
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| Knight, Colin B Total change: -45.60 | |   |
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| 1st 4NCL Congress Major (Under 2000) | Birmingham | ENG | 2015-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1841 | 0.50 | 4 | -1.10 | 40 | -44.00 | |
|  Portman, Carl S | | | 1981 | ENG | 0.50 | 1 | 0.19 | 40 | 7.60 | |  Lawson, Maurice E | | | 1949 | ENG | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Webster, Paul | | | 1992 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Moreby, James | | | 1737 | ENG | 0.00 | 1 | -0.64 | 40 | -25.60 | |
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) | | | | 44th Dyfed Chess Congress | Goodwick | WLS | 2015-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 1841 | 1.50 | 4 | -0.04 | 40 | -1.60 | |
| | Jones, Richard S. | m | | 2241 * | WLS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Orton, Paul | | | 1657 | WLS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Heap, Gerry | | | 2085 | WLS | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Dixon, Chris | | | 1824 | WLS | 0.50 | 1 | -0.02 | 40 | -0.80 | | | * 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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