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Individual Calculations May 2020 |
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| Maduagwuna, Emmanuel Total change: -7.80 | |   |
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| NIGERIA CHESS FEDERATION NATIONAL CHESS CHAMPIONSHIPS OPEN SECTION | IWO | NGR | 2020-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2211 | 4.00 | 9 | -0.39 | 20 | -7.80 | |
|  Okeke, Issac | | | 2008 | NGR | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Abdulraheem, Abdulrahman Akintoye | f | | 2267 | NGR | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Osunfuyi , Abimbola | f | | 2242 | NGR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Balogun, Oluwafemi | m | | 2284 | NGR | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Oragwu, Chukwunonso | f | | 2230 | NGR | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Akinseye, Abiola | f | | 2205 | NGR | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Olape, Bunmi | m | | 2241 | NGR | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Anwuli, Daniel | m | | 2302 | NGR | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Onokpite, Kennedy | | | 2188 | NGR | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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