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Individual Calculations July 2011 |
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| Melo, David Total change: 1.50 | |   |
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| 33 Taca de Portugal | several | POR | 2010-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1617 | 0.00 | 1 | -0.15 | 15 | -2.25 | |
|  Silva, Luis Neves Da | | | 1908 | POR | 0.00 | 1 | -0.15 | 15 | -2.25 | |
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) | | | | Distrital de Braga por equipas | distrito Braga | POR | 2011-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1605 | 0.50 | 3 | 0.25 | 15 | 3.75 | |
| | Novais, Carlos Joao Fernandes | | | 2005 * | POR | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Azevedo, Rui Filipe | | | 1992 | POR | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Costa, Jorge | | | 2005 * | POR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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