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Individual Calculations September 2011 |
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| Costa, Altino Total change: 1.05 | |   |
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| XXII Taca de Lisboa | distrito Lisboa | POR | 2011-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1970 | 1.50 | 3 | 0.07 | 15 | 1.05 | |
|  Marques, Carlos Filipe Fernande | | | 1816 | POR | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Guerra, Victor | | | 2193 | POR | 0.00 | 1 | -0.22 | 15 | -3.30 | |  Miranda, Amilcar | | | 1969 | POR | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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