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Individual Calculations June 2021 |
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| Silva, David Total change: 12.20 | |   |
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| 2021 AFRICAN INDIVIDUAL CHESS CHAMPIONSHIPS - OPEN | LILONGWE | MAW | 2021-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2217 | 2296 | 6.00 | 9 | 0.61 | 20 | 12.20 | |
|  Mwagomba, Fishan | | | 1946 | MAW | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Okeke, Issac | | | 2097 | NGR | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Abrantes, Persson | c | | 2018 | MOZ | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Apemiye, Austin | | | 2076 | NGR | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Oragwu, Chukwunonso | f | | 2241 | NGR | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Osunfuyi , Abimbola | f | | 2246 | NGR | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Wageih, Kareim | m | | 2425 | EGY | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Adly, Ahmed | g | | 2615 | EGY | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Mwali, Chitumbo | m | | 2285 | ZAM | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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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