Individual Calculations May 2015
 Berketis, Angelos  Total change: -14.00  Rating chartPersonal card
 2015 ESSNA team championship - A1 Local Category Attica GRE 2015-01-11
RcRownchangeKK*chgGame
 1826 1662 0.50 4 -0.70 20 -14.00 
  Nemtsas, Hristoforos 1869 GRE0.5010.27205.40 
  Merasedoglou, Dimitrios - Nektar 1666 GRE0.001-0.4920-9.80 
  Ponirakis, Dimitrios 2003 GRE0.001-0.1220-2.40 
  Litras, Iosif 1767 GRE0.001-0.3620-7.20 

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)
 

 

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