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Individual Calculations June 2023 |
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| Chawafambira, Kelvin Total change: -10.40 | |   |
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| 2023 Minerva International Open Chess Tournament Open Section | Harare | ZIM | 2023-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1657 | 1.00 | 4 | -0.26 | 40 | -10.40 | |
|  Nyakudya, Shelton | | | 1514 | ZIM | 1.00 | 1 | 0.31 | 40 | 12.40 | |  Mazhambe, Tadiwanashe | | | 1928 | ZIM | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Mbondo, Donald | | | 1898 | ZIM | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Ruchaka, Kenneth | | | 1896 | ZIM | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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