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Individual Calculations April 2019 |
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| Ashley, Christiana Naa Merley Total change: -11.80 | |   |
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| 2018 National Women Chess Championships | Accra | GHA | 2019-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1337 | 1221 | 1.00 | 4 | -0.41 | 20 | -8.20 | |
|  Felix, Tobi | | wc | 1460 | GHA | 0.50 | 1 | 0.30 | 20 | 6.00 | |  Allotey, Dorcas | | | 1180 | GHA | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Ayiku, Angela Naa Amerley | | wf | 1418 | GHA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Benson, Maud | | | 1291 | GHA | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | Ghana Chess League- Premier Division 2019 Round 1-5 | Accra | GHA | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1309 | 1221 | 1.00 | 3 | -0.18 | 20 | -3.60 | |
| | Felix, Tobi | | wc | 1460 | GHA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Majid-Michel, Lady Rowena | | | 1050 | GHA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ayiku, Angela Naa Amerley | | wf | 1418 | GHA | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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