Individual Calculations March 2012
 Ettinger, Amir  Total change: -4.35  Rating chartPersonal card
 2nd Intl. Festival Petach Tikva 2011 Open Petach Tikva ISR 2011-12-18
RcRownchangeKK*chgGame
 1921 1994 1.50 3 -0.29 15 -4.35 
  Denesh, Nadav 1977 ISR0.501-0.0215-0.30 
  Mendelboim, Sagi 1875 ISR0.501-0.1615-2.40 
  Bernshtein, Tomer 1912 ISR0.501-0.1115-1.65 

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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