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Individual Calculations September 2015 |
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| Rowan, Paul Total change: -10.80 | |   |
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| 102nd British Chess Championships Under 180 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1877 | 1916 | 2.00 | 4 | -0.16 | 40 | -6.40 | |
|  Andrews, Norman G | | | 1592 | ENG | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Faldon, David J | | | 1951 | ENG | 0.50 | 1 | 0.05 | 40 | 2.00 | |  Gartside, Carl | | | 1826 | ENG | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Long, Matthew | | | 2140 | WLS | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | 102nd British Chess Championships Over 50 | Coventry | ENG | 2015-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1892 | 2.00 | 5 | -0.11 | 40 | -4.40 | |
| | Lemoir, David A | | | 2107 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Hughes, Roy | | | 2012 | ENG | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Calvert, John C | | | 1529 | ENG | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Calvert, D Ian | | | 1982 | ENG | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Hunt, Malcolm A | | | 2073 | ENG | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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