Individual Calculations July 2010
 Gibbons, Robert  Total change: -0.45  Rating chartPersonal card
 33rd Waitakere Open Auckland NZL 2010-06-05
RcRownchangeKK*chgGame
 2101 2002 1.50 4 -0.03 15 -0.45 
  Smith, Robert W f2274 NZL0.001-0.1715-2.55 
  Mc Laren, Leonard 2223 NZL0.001-0.2215-3.30 
  Bennett, Hilton 1983 NZL0.501-0.0315-0.45 
  Runcan, Daniel-Ioan 1923 ROU1.0010.39155.85 

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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