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Rapid:
Individual Calculations September 2019 |
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| Zhu, Lida Total change: -8.80 | |   |
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| English Chess Challenge 2019 - Finals U13 Boys | London | ENG | 2019-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1141 | 1099 | 0.00 | 1 | -0.44 | 20 | -8.80 | |
|  Rodrigues, Michael | | | 1141 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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