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Individual Calculations March 2020 |
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| Ralphs, Nigel Total change: -4.80 | |   |
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| 2019/20 4NCL Div 3 South Rounds 5 - 6 | Maidenhead | ENG | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2059 | 1969 | 0.50 | 2 | -0.25 | 20 | -5.00 | |
|  Byway, Paul V | f | | 2026 | ENG | 0.50 | 1 | 0.08 | 20 | 1.60 | |  McDougall, William | | | 2092 | SCO | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | Welsh Chess Premier League 2019/2020 Round 4 | Merthyr Tydfil | WLS | 2020-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1969 | 0.50 | 1 | 0.01 | 20 | 0.20 | |
| | Gilbert, Jonathan A. | | | 1978 | WLS | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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