Individual Calculations February 2020
 Westerveld, Wim  Total change: 0.20  Rating chartPersonal card
 Tata Steel Weekendvierkampen 2020 Wijk aan Zee NED 2020-01-10
RcRownchangeKK*chgGame
 2085 2204 2.00 3 0.01 20 0.20 
  Van Veenendaal, Elmer 2049 NED0.501-0.2120-4.20 
  Blaeser, Pierre 2132 LUX1.0010.40208.00 
  Cornelisse, Ticho 2074 NED0.501-0.1820-3.60 

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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