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Individual Calculations October 2019 |
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| Igubor, Micah Total change: -80.80 | |   |
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| 1st Richard Asibor Memorial Chess Festival Under 2000 | Lagos | NGR | 2019-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1988 | 3.00 | 5 | -1.16 | 40 | -46.40 | |
|  Stephen, Koya | | | 1744 | NGR | 1.00 | 1 | 0.20 | 40 | 8.00 | |  Uche, Enunwa | | | 1661 | NGR | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Oyelabi, Jonathan | | | 1829 | NGR | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Ogunderu, Ifeoluwadayo Noah | | | 1588 * | NGR | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Aramude, Sandra | | | 1684 | NGR | 0.00 | 1 | -0.86 | 40 | -34.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 |
| 2110 | 1988 | 0.50 | 4 | -0.86 | 40 | -34.40 | |
| | Adesina, Adeyinka | f | | 2163 | NGR | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Lapite, Oluwadurotimi | | | 2161 | NGR | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Onokpite, Kennedy | | | 2141 | NGR | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Nwala, Emmanuel | | | 1974 | NGR | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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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