Individual Calculations November 2018
 Collier, David O  Total change: 9.80  Rating chartPersonal card
 44th Guernsey International Chess Festival - Open GUERNSEY GCI 2018-10-21
RcRownchangeKK*chgGame
 2056 1999 3.50 7 0.49 20 9.80 
  Carlucci, Paul A 1817 ENG1.0010.26205.20 
  Reijneveld, Ad 2089 NED1.0010.622012.40 
  Povah, Nigel E m2303 ENG0.001-0.1420-2.80 
  Cornelisse, John 2184 NED0.001-0.2620-5.20 
  Fassaert, Desire 1942 NED0.501-0.0820-1.60 
  Kraft, Karl-Heinz, Prof. Dr. 2047 GER0.5010.07201.40 
  Sedgwick, David 2013 ENG0.5010.02200.40 

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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