Individual Calculations April 2013
 Istratescu, Andrei  Total change: -3.40  Rating chartPersonal card
 Belgische Interclubs 2012-2013 all BEL 2012-09-23
RcRownchangeKK*chgGame
 2413 2645 2.00 3 -0.34 10 -3.40 
  Drabke, Lorenz Maximilian m2411 GER0.501-0.2910-2.90 
  Froeyman, Helmut f2310 BEL1.0010.12101.20 
  Kiselev, Vitaliy g2517 RUS0.501-0.1710-1.70 

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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