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Individual Calculations November 2023 |
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| Rafik, Omer Total change: -82.00 | |   |
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| Zambia Youth U20 Individual Chess Championship-Open Section | Fair View Hotel ( Lusaka) | ZAM | 2023-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1585 | 1792 | 1.50 | 5 | -2.05 | 40 | -82.00 | |
|  Mumba, Samuel | | | 2066 | ZAM | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Lwenyeka, Tumelo | | | 1392 * | ZAM | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Lwenyeka, Bupe | | | 1336 | ZAM | 0.00 | 1 | -0.94 | 40 | -37.60 | | | Phiri, Joe | | | 1435 | ZAM | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Mofya, Stephen | | | 1694 | ZAM | 0.00 | 1 | -0.63 | 40 | -25.20 | | | * 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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