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Individual Calculations September 2023 |
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| Fellowes, Billy Total change: -14.80 | |   |
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| East Midlands FIDE Congress 2023 - Under 2400 | Wellingborough | ENG | 2023-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1827 | 1.00 | 4 | -0.35 | 40 | -14.00 | |
|  Murphy, Hugh W | | | 2058 | ENG | 1.00 | 1 | 0.79 | 40 | 31.60 | | | Badacsonyi, Frankie | | | 1976 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Badacsonyi, Stanley | | | 1967 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | |  Gostelow, Luke | | | 1802 | ENG | 0.00 | 1 | -0.53 | 40 | -21.20 | |
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) | | | | Manchester Summer Chess Congress August 2023 | Bolton | ENG | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1827 | 1.00 | 2 | -0.02 | 40 | -0.80 | |
| | Hutchinson, Joel | | | 1875 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Sykes, Chris | | | 1765 | SCO | 1.00 | 1 | 0.41 | 40 | 16.40 | |
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) | | |
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