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Rapid:
Individual Calculations January 2020 |
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| Amorim, Gidelson Ferreira Total change: -20.20 | |   |
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| Final do Circuito Piauiense de Xadrez RPD 2019 | Teresina PI | BRA | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1988 | 2.50 | 5 | -1.01 | 20 | -20.20 | |
|  Cunha, Charles Da Costa | | | 1588 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sales, Luis Carlos | | | 1833 | BRA | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Lima Fo, Jose Pacifico | | | 1902 | BRA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Monteiro, Luis Felipe Furtado | | | 1797 | BRA | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Leite, Italo Andre Medeiros | | | 1981 | BRA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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