Individual Calculations March 2012
 Gonen, Nachum  Total change: -14.85  Rating chartPersonal card
 Winter Mark Centre 2012 Tel Aviv ISR 2012-01-10
RcRownchangeKK*chgGame
 1998 1994 1.50 5 -0.99 15 -14.85 
  Amit, Eli 2014 ISR1.0010.53157.95 
  Zak, Uriel m2261 ISR0.001-0.1815-2.70 
  Bar-Or, Ornan 1977 ISR0.001-0.5215-7.80 
  Striechman, Orri 1968 ISR0.001-0.5415-8.10 
  Gradenwitz, Oded 1772 ISR0.501-0.2815-4.20 

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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