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Individual Calculations March 2017 |
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| Costa, Edvaldo Da Cruz Total change: -38.80 | |   |
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| III Floripa Chess Open 2017 | Florianopolis SC | BRA | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1798 | 5.00 | 10 | -1.42 | 20 | -28.40 | |
|  Leacima, Giovane Santiago | | | 1922 | BRA | 0.00 | 1 | -0.33 | 20 | -6.60 | |  Perondi, Marcelo | | | 1538 | BRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Stedile Neto, Ernesto | | | 1969 | BRA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Masselli, Eduardo | | | 1513 | BRA | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Nunes, Guilherme Sacardo Telles | | | 1398 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Salvadego, Erika Giovana De O. | | | 1398 * | BRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Deus Filho, Joaquim De | | | 1997 | BRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Carvalho, Vivian Dos Santos | | | 1470 | BRA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Assis, Rafael De Souza | | | 1946 | BRA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | De Freitas, Isabella Ribeiro C. | | | 1419 | BRA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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) | | | | I Aberto FEXPA U2000 | Belem PA | BRA | 2017-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1798 | 0.50 | 3 | -0.52 | 20 | -10.40 | |
| | Da Silva, Mikhail Zoltan Iwanon | | | 1939 | BRA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Mendes, Joao Paulo | | | 1941 | BRA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Pessoa, Andre Joaquim De Pinho | | | 1874 | BRA | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | |
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