Individual Calculations March 2010
 Hyoetylae, Tapio  Total change: -2.50  Rating chartPersonal card
 Hilton Schachfestival (Amateurs) Basel SUI 2010-01-01
RcRownchangeKK*chgGame
 1669 1738 0.50 1 -0.10 25 -2.50 
  Del Val, Josefa 1669 SUI0.501-0.1025-2.50 

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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