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Individual Calculations November 2016 |
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| Bevan, Peter M Total change: -21.40 | |   |
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| Welsh Chess Premier League 2016/17 Round 1 | Various | WLS | 2016-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1961 | 0.00 | 1 | -0.42 | 20 | -8.40 | |
|  Hatchett, Paul | | | 2015 | WLS | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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) | | | | 2016 South Wales Autumn Open | Pencoed | WLS | 2016-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1961 | 1.50 | 4 | -0.65 | 20 | -13.00 | |
| | Trickey, Andrew | | | 1638 | WLS | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Jones, Steven A | | | 2215 | ENG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Bullen, Alex | | | 2046 | WLS | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Haigh, Tony | | | 1804 | WLS | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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