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Individual Calculations October 2008 |
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| Silva, Alexsandro Lira Total change: -49.35 | |   |
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| Regional Nordeste 2008 | Recife/PE | BRA | 2008-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2007 | 0.00 | 3 | -0.70 | 15 | -10.50 | |
|  Gonzalez, Bolivar Ribeiro | f | | 2252 | BRA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Andrade, Roberto Luis Costa | f | | 2271 | BRA | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Araujo, Jose Roberto De | | | 2137 | BRA | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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) | | | | III Aberto Xadrez Potiguar | Natal/RN | BRA | 2008-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2007 | 1.00 | 4 | -1.28 | 15 | -19.20 | |
| | Silveira Filho, Neri Da Silva | | | 2267 | BRA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Rocha, Vitor Firmo De Souza | | | 1697 | BRA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Fernandes, Kligw | | | 1960 | BRA | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Lima Junior, Jose Arlindo Costa | | | 1884 | BRA | 0.00 | 1 | -0.67 | 15 | -10.05 | |
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) | | | | Final do Campeonato Potiguar Absoluto 2008 | Natal/RN | BRA | 2008-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2140 | 2007 | 2.00 | 10 | -1.31 | 15 | -19.65 | |
| | Macedo, Maximo Iack | | | 2258 | BRA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Barreto Filho, Carlos Alberto | | | 2252 | BRA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Da Costa, Jose Artanael Campos | | | 1986 | BRA | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Silveira Filho, Neri Da Silva | | | 2267 | BRA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Miranda Neto, Jayme Amorim | | | 2119 | BRA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Carvalho, Felipe Lobo C | | | 2117 | BRA | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Macedo, Maximo Valerio | f | | 2215 | BRA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Pinto, Carlos Henrique Lopes | f | | 2136 | BRA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Chellappa, Thiago | | | 1997 | BRA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Macedo, Alexandre Soares De | | | 2052 | BRA | 1.00 | 1 | 0.56 | 15 | 8.40 | |
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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