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Individual Calculations February 2020 |
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| Rapheal, Titoluwanimi Total change: 7.80 | |   |
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| National Friends of Chess Below 2000 | Lagos | NGR | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1886 | 2.50 | 5 | 0.39 | 20 | 7.80 | |
|  Kadiri, Abbas Olusegun | | | 1834 | NGR | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Edidiong, Okpongete | | | 2081 | NGR | 1.00 | 1 | 0.75 | 20 | 15.00 | |  Nwala, Emmanuel | | | 1988 | NGR | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Izuogu, Mickey | | | 1938 | NGR | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Oyelabi, Jonathan | | | 1889 | NGR | 0.00 | 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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