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Individual Calculations October 2019 |
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| Lapite, Oluwadurotimi Total change: 6.60 | |   |
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| 1st Richard Asibor Memorial Chess Festival | Lagos | NGR | 2019-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2188 | 2161 | 4.00 | 6 | 1.24 | 20 | 24.80 | |
|  Obioma, Onuoha | | | 1955 | NGR | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Balogun, Oluwafemi | m | | 2292 | NGR | 1.00 | 1 | 0.68 | 20 | 13.60 | |  Adesina, Adeyinka | f | | 2163 | NGR | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Akinseye, Abiola | f | | 2207 | NGR | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Ajibola, Olanrewaju | | | 2262 | NGR | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Osunfuyi , Abimbola | f | | 2250 | NGR | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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) | | | | 1st UNIBEN CHESS OPENS | BENIN | NGR | 2019-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2161 | 1.50 | 4 | -0.91 | 20 | -18.20 | |
| | Igubor, Micah | | | 1988 | NGR | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Koko, Obubele | | | 2144 | NGR | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Etukakpan, Leonard | | | 2164 | NGR | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Ogosi, Raphael-Mary | | | 2042 | NGR | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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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