Individual Calculations April 2016
 Heaven, Peter  Total change: -8.00  Rating chartPersonal card
 Welsh Chess Premier League 2015/16 Round 5 Merthyr Tydfil WLS 2016-03-13
RcRownchangeKK*chgGame
 1969 2033 1.00 1 0.41 20 8.20 
  Fathallah, Joe 1969 WLS1.0010.41208.20 

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)
 
 4NCL Division 3S WE 4 Telford ENG 2016-03-19
RcRownchangeKK*chgGame
 1891 2033 1.50 2 0.13 20 2.60 
  Neatherway, A Philip 1822 ENG1.0010.23204.60 
  Valentine, Brian J 1959 ENG0.501-0.1020-2.00 

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)
 
 2016 Welsh Chess Championship Cardiff WLS 2016-03-25
RcRownchangeKK*chgGame
 1929 2033 3.50 7 -0.94 20 -18.80 
  Robinson, David 1903 WLS1.0010.32206.40 
  Rodriguez, Juan Talavera 1983 WLS0.001-0.5720-11.40 
  Van Kemenade, Julie 1728 WLS0.501-0.3620-7.20 
  Tomboline, David 1934 WLS0.501-0.1420-2.80 
  Fathallah, Joe 1969 WLS0.501-0.0920-1.80 
  Guy, David 1882 WLS1.0010.30206.00 
  Jameson, David 2103 WLS0.001-0.4020-8.00 

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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