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Individual Calculations March 2023 |
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| Ralphs, Nigel Total change: -7.20 | |   |
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| 2022/23 4NCL Division 3 East Rounds 5-6 | Warwick | ENG | 2023-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1822 | 1959 | 1.00 | 2 | -0.37 | 20 | -7.40 | |
|  Duckers, Harvey L | | | 1842 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | |  Shepley, Julien M | | | 1802 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | Welsh Chess Premier League Open 2023 Round 1 | Bridgend | WLS | 2023-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1959 | 0.50 | 1 | 0.01 | 20 | 0.20 | |
| | Miles, Richard | | | 1969 | 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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