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Individual Calculations January 2018 |
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| Obanuta , David Ovie Total change: -9.40 | |   |
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| 1st Osarobo Osamudiamwen Harrison Chess Tournament | Benin | NGR | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2198 | 1991 | 0.00 | 2 | -0.47 | 20 | -9.40 | |
|  Ajibola, ,olanrewaju | | | 2218 | NGR | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Adesina, ,adeyinka | c | | 2178 | NGR | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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