Individual Calculations May 2012
 Webster, David  Total change: 20.10  Rating chartPersonal card
 O2C Doeberl Cup Premier 2012 Canberra AUS 2012-04-05
RcRownchangeKK*chgGame
 2161 1944 3.50 9 1.34 15 20.10 
  Brown, Andrew m2221 AUS0.5010.33154.95 
  Sandler, Leonid m2284 AUS0.001-0.1215-1.80 
  Markovitz, Neil 2059 AUS1.0010.66159.90 
  Chan, Yi Ren Daniel f2342 SIN0.001-0.0815-1.20 
  Broekhuyse, Paul 2068 AUS0.5010.17152.55 
  Schon, Eugene 2197 AUS0.001-0.1915-2.85 
  Setiabudi, Allen 1959 AUS1.0010.52157.80 
  Nava Baro, Enrique c2173 ESP0.5010.29154.35 
  Mandla, Blair 2149 AUS0.001-0.2415-3.60 

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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