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Rapid:
Individual Calculations December 2018 |
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| Abreu, Duarte Ferreira Total change: 8.60 | |   |
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| CN Jovens Semi-Rapidas 2018-2019 - U12 | Pombal | POR | 2018-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1075 | 1.00 | 3 | 0.43 | 20 | 8.60 | |
|  Martins, Henrique | | | 1234 | POR | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Cordeiro, Joao Pedro Pereira | | | 1390 | POR | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Ferreira, Diogo Andre Marques | | | 1384 | POR | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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