Individual Calculations February 2020
 Koene, Noel  Total change: -2.80  Rating chartPersonal card
 Chessfestival Groningen 2019 - Compact C&D Groningen NED 2019-12-26
RcRownchangeKK*chgGame
 1302 1534 1.50 2 -0.07 40 -2.80 
  Bruggink, Lyne 1374 NED1.0010.294011.60 
  Van Den Berg, Jan 1230 NED0.501-0.3640-14.40 

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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