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Individual Calculations August 2023 |
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| Kelly, Martin Total change: -39.20 | |   |
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| 2023 British Championship: Weekender - Yates | Leicester | ENG | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1178 | 1429 | 0.00 | 1 | -0.81 | 40 | -32.40 | |
|  Walke, Kedar | | | 1178 | IND | 0.00 | 1 | -0.81 | 40 | -32.40 | |
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) | | | | 2023 British Championship: PM Under 1450 | Leicester | ENG | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1260 | 1429 | 2.00 | 3 | -0.17 | 40 | -6.80 | |
| | Cox, David | | | 1319 | ENG | 1.00 | 1 | 0.35 | 40 | 14.00 | |  Walker, Heather Enid | | | 1213 | ENG | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Singh, Avyanna | | | 1247 | ENG | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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) | | |
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