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Individual Calculations September 2009 |
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| Wanderley, Rafaell M. Total change: 13.50 | |   |
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| IV Aberto Xadrez Potiguar | Natal/RN | BRA | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 2066 | 3.50 | 5 | 0.90 | 15 | 13.50 | |
|  Rocha, Vitor Firmo De Souza | | | 1738 | BRA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Bonifacio, Lucas Isaac Galdino | | | 1866 | BRA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Barreto Filho, Carlos Alberto | f | | 2257 | BRA | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Da Costa, Jose Artanael Campos | | | 2051 | BRA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Macedo, Maximo Iack | | | 2304 | BRA | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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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