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Individual Calculations January 2018 |
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| Akinseye, ,abiola Total change: -44.20 | |   |
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| 1st Nigerian Mindgames Festival | Ibadan | NGR | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2157 | 1.50 | 4 | -0.69 | 20 | -13.80 | |
|  Adelakun, ,adewale | | | 2028 | NGR | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Omorere, ,benjamin Aruoture | c | | 2104 | NGR | 1.00 | 1 | 0.43 | 20 | 8.60 | |  Osunfuyi, ,abimbola | f | | 2207 | NGR | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Koko, ,obubele | | | 2143 | NGR | 0.50 | 1 | -0.02 | 20 | -0.40 | |
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 Osarobo Osamudiamwen Harrison Chess Tournament | Benin | NGR | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 2167 | 1.00 | 4 | -1.52 | 20 | -30.40 | |
| | Ofowino, Toritsemuwa | | | 1786 | NGR | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Lapite, ,oluwadurotimi | | | 2113 | NGR | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Omorere, ,benjamin Aruoture | c | | 2106 | NGR | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Osunfuyi , Abimbola | f | | 2206 | NGR | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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