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Individual Calculations October 2019 |
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| Onokpite, Kennedy Total change: -29.40 | |   |
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| 1st Richard Asibor Memorial Chess Festival | Lagos | NGR | 2019-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 2141 | 2.00 | 6 | -1.65 | 20 | -33.00 | |
|  Okhipo, Bartholomew Emmanuel | | | 2011 | NGR | 0.00 | 1 | -0.68 | 20 | -13.60 | |  Apemiye, Austin | | | 2045 | NGR | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Obioma, Onuoha | | | 1955 | NGR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Ajibola, Olanrewaju | | | 2262 | NGR | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Akande, Temitope | | | 2067 | NGR | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Erhabor, David | f | | 2024 | 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) | | | | 1st UNIBEN CHESS OPENS | BENIN | NGR | 2019-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2007 | 2141 | 3.50 | 5 | 0.18 | 20 | 3.60 | |
| | Okeke, Issac | | | 1797 | NGR | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Igwubor, Kikosem | | | 2082 | NGR | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Igubor, Micah | | | 1988 | NGR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Erhabor, David | f | | 2024 | NGR | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Koko, Obubele | | | 2144 | NGR | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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