Individual Calculations April 2008
 Mendes, Roberto  Total change: 4.05  Rating chartPersonal card
 XXV TORNEIO ABERTO DE XADREZ DA VILA DE CUCUJÃES Cucujaes POR 2007-12-08
RcRownchangeKK*chgGame
 1913 1686 0.50 3 -0.17 15 -2.55 
  Mendes, Rui Oscar Meireles Da C 1945 POR0.001-0.1815-2.70 
  Curado, Antonio Jose Cunha 1794 POR0.5010.15152.25 
  Costa, Rui Filipe Magalhaes Da 2001 POR0.001-0.1415-2.10 

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 do Porto sub-18 - preliminar Porto POR 2007-12-17
RcRownchangeKK*chgGame
 1509 1686 2.00 3 -0.19 15 -2.85 
  Andrade, Nuno Filipe 1473 POR0.501-0.2715-4.05 
  Maio, Nuno 1561 POR1.0010.33154.95 
  Goncalves, Vicente Barbedo 1494 POR0.501-0.2515-3.75 

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)
 
 VII Festival Int. GEMA Sub 2250 Pontevedra ESP 2007-12-26
RcRownchangeKK*chgGame
 1985 1686 2.50 8 1.25 15 18.75 
  Oliveira, Carlos Andre Ramalho 2036 POR1.0010.891513.35 
  Herrera Reyes, Jose Antonio 2030 ESP0.001-0.1215-1.80 
  Hernandez Rios, Ivan 2036 ESP1.0010.891513.35 
  Pereira, Antonio Pedro Caramez 2010 POR0.001-0.1315-1.95 
  Garcia Magadan, Ramon 1987 ESP0.001-0.1515-2.25 
  Pimienta Sanchez, Manel 1890 ESP0.5010.26153.90 
  Valera Raga, Jesus 2036 ESP0.001-0.1115-1.65 
  Salas Rasillas, Concepcion 1856 ESP0.001-0.2815-4.20 

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 Porto de sub-18 - Fase Final Matosinhos POR 2008-02-02
RcRownchangeKK*chgGame
 1722 1683 2.50 7 -0.62 15 -9.30 
  Margarido, Ricardo 1894 POR0.001-0.2315-3.45 
  Goncalves, Vicente Barbedo 1494 POR0.001-0.7515-11.25 
  Tavares, Tiago 1761 POR1.0010.61159.15 
  Pintor, Simao 1888 POR0.001-0.2415-3.60 
  Silva, Lucas 1882 POR0.001-0.2415-3.60 
  Mendes, Ana Luisa 1411 POR0.501-0.3315-4.95 
  Liborio, Ana Catarina 1723 POR1.0010.56158.40 

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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