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Individual Calculations May 2019 |
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| Ralphs, Nigel Total change: -20.40 | |   |
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| 2018/19 4NCL Div 3 South Rounds 7 - 8 | Daventry | ENG | 2019-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1979 | 0.00 | 2 | -0.93 | 20 | -18.60 | |
|  Graham, William M | | | 1882 | ENG | 0.00 | 1 | -0.63 | 20 | -12.60 | |  Headlong, Timothy | c | | 2127 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | Welsh Chess Premier League 2018/2019 Round 5 | Neath | WLS | 2019-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1979 | 0.50 | 1 | -0.09 | 20 | -1.80 | |
| | May, Adam J | | | 1915 | WLS | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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) | | |
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