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Individual Calculations February 2020 |
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| Oyelabi, Jonathan Total change: 35.80 | |   |
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| National Friends of Chess Below 2000 | Lagos | NGR | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1889 | 4.00 | 5 | 1.79 | 20 | 35.80 | |
|  Nwala, Emmanuel | | | 1988 | NGR | 1.00 | 1 | 0.64 | 20 | 12.80 | |  Dooterna, Shaapera | | | 1955 | NGR | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Agusto, Olaonikpekun | | | 1987 | NGR | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Rapheal, Titoluwanimi | | | 1886 | NGR | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Okonye, Sampson Ichiban | | | 1839 | NGR | 1.00 | 1 | 0.43 | 20 | 8.60 | |
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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