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Individual Calculations June 2021 |
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| Oragwu, Chukwunonso Total change: 14.20 | |   |
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| 2021 AFRICAN INDIVIDUAL CHESS CHAMPIONSHIPS - OPEN | LILONGWE | MAW | 2021-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 2241 | 4.00 | 8 | 0.71 | 20 | 14.20 | |
|  Wageih, Kareim | m | | 2425 | EGY | 1.00 | 1 | 0.74 | 20 | 14.80 | |  Kayonde, Andrew | m | | 2399 | ZAM | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Rakotomaharo, Fy Antenaina | m | | 2429 | MAD | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Silva, David | m | | 2296 | ANG | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Hesham, Abdelrahman | g | | 2400 | EGY | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Abdulraheem, Abdulrahman Akintoye | f | | 2264 | NGR | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Abrantes, Persson | c | | 2018 | MOZ | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Paiva, Donaldo | c | | 2230 | MOZ | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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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