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Individual Calculations January 2009 |
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| Silva, Joao Miguel Carvalho Lopes Total change: 4.50 | |   |
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| XXVI Open Cucujaes | Cucujaes | POR | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1478 | 0.50 | 2 | 0.18 | 25 | 4.50 | |
|  Costa, Rui Filipe Magalhaes | | | 1828 | POR | 0.50 | 1 | 0.39 | 25 | 9.75 | |  Oliveira, Manuel Jorge Pinho De | | | 1707 | POR | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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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