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Individual Calculations January 2011 |
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| Moreira Dropa, Rodrigo Total change: 6.25 | |   |
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| Aberto Internacional de Xadrez Itaipu Binacional | Curitiba/PR | BRA | 2010-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 1927 | 0.50 | 2 | 0.25 | 25 | 6.25 | |
|  Cordeiro, Marco Aurelio Zaror | | | 2242 | BRA | 0.50 | 1 | 0.36 | 25 | 9.00 | | | Delgado, Lidio Dias | f | | 2275 | BRA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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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