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Individual Calculations October 2017 |
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| Das Chagas, David Ferreira Total change: -16.80 | |   |
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| I Circuito IRT de Xadrez Sub 2050 Taca La Barca | Penha SC | BRA | 2017-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1968 | 2.50 | 5 | -0.84 | 20 | -16.80 | |
|  Weise, William Ferreira | | | 1812 | BRA | 1.00 | 1 | 0.29 | 20 | 5.80 | |  Salvadego, Matheus Henrique De O | | | 1568 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Caetano, Ryan Wesley Da Costa | | | 1981 | BRA | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Pereira, Geanfrancesco | | | 1998 | BRA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Da Silva, Joao Carlos Orguim | | | 1759 | BRA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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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