Individual Calculations February 2020
 Stolte, Maarten  Total change: -2.80  Rating chartPersonal card
 Tata Steel Weekendvierkampen 2020 Wijk aan Zee NED 2020-01-10
RcRownchangeKK*chgGame
 1900 2044 2.00 3 -0.07 40 -2.80 
  De Bock, Thijs 1934 BEL0.501-0.1540-6.00 
  Sipkema, Willem 1813 NED0.501-0.2940-11.60 
  Huenemeyer, Dirk 1952 GER1.0010.374014.80 

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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