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Individual Calculations September 2009 |
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| Abdalla, Luiz Guilherme Aurelli Total change: 6.75 | |   |
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| IRT Virada Esportiva Santista de Xadrez | Santos/SP | BRA | 2009-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2085 | 3.50 | 4 | 1.36 | 15 | 20.40 | |
|  Barbosa, Augusto Thebaldi | | | 1818 | BRA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Do Prado, Fabio Luiz | | | 1861 | BRA | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Ueti, Silvio Shigueo | | | 2228 | BRA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Aranha Filho, Alvaro Z | f | | 2292 | BRA | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | Continental Absolute Champioship 2009 | Sao Paulo Chess Club/SP | BRA | 2009-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2089 | 3.50 | 9 | -0.62 | 15 | -9.30 | |
| | Matsuura, Everaldo | m | | 2489 * | BRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Britez Gonzales, Jorge Antonio | | | 1877 | PAR | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Branchini, Fernando Luis Sakamot | | | 1838 | BRA | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Markzon, Gregory | f | | 2231 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Disconzi Da Silva, Rodrigo | m | | 2366 | BRA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Aranha Filho, Alvaro Z. | f | | 2292 | BRA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Cirilo, Guilherme De Araujo | | | 1803 | BRA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Gattass, Allan | | | 2249 | BRA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Casares, Luis Alberto | | | 2007 | ARG | 0.00 | 1 | -0.61 | 15 | -9.15 | | | * 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) | | | | XX Panamericano Mar del Plata U18 Abs | Mar del Plata | ARG | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2089 | 3.00 | 8 | -0.29 | 15 | -4.35 | |
| | Arcos Facio, Mateo | | | 2127 | URU | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Tokman, Ariel | | | 2220 | ARG | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Paveto, Kevin | | | 2154 | ARG | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Gemy, Jose Daniel | | | 2170 | BOL | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Krysa, Leandro Sergio | | | 2264 | ARG | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Dimuro, Matias | | | 2229 | ARG | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Blackman, Justin | | | 2074 | BAR | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Heinecke, Lucas | | | 1998 | ARG | 0.50 | 1 | -0.12 | 15 | -1.80 | |
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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