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Rapid:
Individual Calculations November 2023 |
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| Duffrin, Adelia Total change: 13.60 | |   |
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| GENESIS National Secondary School Individual Rapid Chess Championship 2023 | Chaguanas | TTO | 2023-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1018 | 1.00 | 3 | 0.34 | 40 | 13.60 | |
|  Ramnarine Singh, Aradhana | | | 1232 | TTO | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Martin, Athena | | | 1273 | TTO | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Hosein, Rayshard | | | 1220 | TTO | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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