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Individual Calculations September 2017 |
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| Balouka-Myers, Raphael Total change: -29.20 | |   |
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| 104th British Championships Under 12 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1493 | 1414 | 0.50 | 3 | -0.73 | 40 | -29.20 | |
|  Sivarajasingam, Venetia | | wc | 1710 | WLS | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Balouka-Myers, Toby | | | 1503 | ENG | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Ercsei, Iolanda-Elisabeta | | | 1266 | ROU | 0.00 | 1 | -0.70 | 40 | -28.00 | |
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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