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Individual Calculations February 2020 |
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| Erhabor, David Total change: -15.00 | |   |
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| National Friends of Chess Over 2000 | Lagos | NGR | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2048 | 3.00 | 7 | -0.75 | 20 | -15.00 | |
|  Akinseye, Abiola | f | | 2205 | NGR | 0.00 | 1 | -0.29 | 20 | -5.80 | |  Oyenowo, Oluwafemi | | | 1975 | NGR | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Magnus, Ekpiken | | | 1863 | NGR | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Obioma, Onuoha | | | 1984 | NGR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Fabeyo, Frederick | | | 2014 | NGR | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Ogosi, Raphael-Mary | | | 2081 | NGR | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Oyeneyin, Tajudeen | | | 2026 | NGR | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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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