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Individual Calculations September 2023 |
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| Hutchinson, Joel Total change: 5.20 | |   |
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| Manchester Summer Chess Congress August 2023 | Bolton | ENG | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1875 | 2.50 | 5 | 0.13 | 40 | 5.20 | |
|  Fellowes, Billy | | | 1827 | ENG | 1.00 | 1 | 0.43 | 40 | 17.20 | |  Arkell, Keith C | g | | 2373 | ENG | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Paterson, Andrew I | | | 2024 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Obi, Marc On | | | 1795 | ENG | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Patel, Keatan | | | 1579 | ENG | 1.00 | 1 | 0.15 | 40 | 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) | | |
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