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Individual Calculations February 2020 |
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| Okorie, Kelechi Total change: 2.40 | |   |
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| National Friends of Chess Below 2000 | Lagos | NGR | 2020-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1923 | 1819 | 1.50 | 4 | 0.06 | 40 | 2.40 | |
|  Ibikunle, Idowu | | | 1881 | NGR | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Alex, Ayomide | | | 1964 | NGR | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Adeyemi, Adedeji | | | 1916 | ESP | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Ogunlabi, Ademola Philip | | | 1930 | NGR | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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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