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Individual Calculations February 2021 |
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| Meleka, Joseph Total change: 7.80 | |   |
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| 2021 Copperbelt Open Chess Tournament | Luanshya | ZAM | 2021-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1740 | 2.00 | 6 | 0.39 | 20 | 7.80 | |
|  Chumfwa, Kelvin | m | | 2140 * | ZAM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chibuye, Christopher | | | 1859 | ZAM | 1.00 | 1 | 0.66 | 20 | 13.20 | |  Goma, Panji | | | 1967 | ZAM | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Phiri, Gift | | | 1855 | ZAM | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Chasaya, Terence | | | 1904 | ZAM | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Mukanka, Botha | | | 1845 | ZAM | 1.00 | 1 | 0.64 | 20 | 12.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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