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Individual Calculations September 2014 |
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| Macedo, Alexandre Soares De Total change: -9.40 | |   |
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| IV IRT Academia Potiguar de Xadrez | Natal/RN | BRA | 2014-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1833 | 1873 | 1.00 | 3 | -0.65 | 20 | -13.00 | |
|  Xavier, Lucca Lucas | | | 1989 | BRA | 0.00 | 1 | -0.34 | 20 | -6.80 | |  Barbosa, Vitor Hugo Villar Danta | | | 1665 | BRA | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Gomes Da Silva, Tales | | | 1845 | BRA | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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) | | | | Aberto do Brasil - Taca Joao Pessoa 2014 | Joao Pessoa/PB | BRA | 2014-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1873 | 2.00 | 5 | 0.28 | 20 | 5.60 | |
| | Oliveira, Renato De Araujo | | | 2100 | BRA | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Souza, Rafael Cabral De | | | 2138 | BRA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Xavier, Lucca Lucas | | | 1989 | BRA | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Fiaes, Mario Henrique Andrade | | | 2072 | BRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Francelli, Derli | | | 1683 | BRA | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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) | | | | Campeonato Potiguar Absoluto de Xadrez 2014 | Natal/RN | BRA | 2014-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1773 | 1873 | 3.00 | 5 | -0.10 | 20 | -2.00 | |
| | Da Silva Jr, Ivonaldo Silvestre | | | 1583 | BRA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Carneiro, Jose Gildivan | | | 1639 | BRA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Da Silva, Tales Gomes | | | 1845 | BRA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Rocha, Vitor Firmo De Souza | | | 2021 | BRA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Gomes, Jonathan Sagastume | | | 1776 | BRA | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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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