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Individual Calculations December 2014 |
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| Olape , Bunmi Total change: -22.00 | |   |
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| Lagos Chess Classics | Lagos | NGR | 2014-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2254 | 1.00 | 2 | -0.23 | 20 | -4.60 | |
|  Magana, Ben | c | | 2076 | KEN | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Odion, Aikhoje | m | | 2255 | 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) | | | | 37th Nigerian Breweries International Opens Chess Chamoionships | Lagos | NGR | 2014-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2186 | 2254 | 1.50 | 4 | -0.87 | 20 | -17.40 | |
|  Adesina, Adeyinka | c | | 2209 | NGR | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Kigigha, Bomo | c | | 2238 | NGR | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Sorungbe, Ademola | c | | 2221 | NGR | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Campbell , Charles | c | | 2074 | NGR | 0.00 | 1 | -0.74 | 20 | -14.80 | |
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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