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Individual Calculations January 2009 |
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| Seia, Joao Total change: -28.65 | |   |
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| Torneio de Xadrez Tchigorin | Lisboa | POR | 2008-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1810 | 1.50 | 5 | -1.37 | 15 | -20.55 | |
|  Aguiar, Carlos | | | 1979 | POR | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Santos, Luis Rebelo | | | 1749 | POR | 0.00 | 1 | -0.58 | 15 | -8.70 | |  Videira, Alfredo | | | 1608 | POR | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Mouquinho, Jose | | | 1588 | POR | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Oliveira, Miguel Chemetov | | | 1828 | POR | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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) | | | | GXA Outono 2008 | Lisboa | POR | 2008-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1810 | 1.00 | 2 | -0.54 | 15 | -8.10 | |
| | Vieira, Victor | | | 1695 | POR | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Santos, Norberto | | | 1468 | POR | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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