Individual Calculations November 2021
 Helbig, Mark  Total change: -14.20  Rating chartPersonal card
 31th NATO Chess Championships Blankenberge BEL 2021-10-11
RcRownchangeKK*chgGame
 2092 2291 4.50 7 -0.71 20 -14.20 
  Maes, Patrick 1924 BEL1.0010.10202.00 
  Nikomanis, Andreas 2047 GRE1.0010.20204.00 
  Kedzierski, Slawomir 2166 POL0.501-0.1720-3.40 
  Mouroutis, Konstantinos 2124 GRE0.501-0.2220-4.40 
  Papasimakopoulos, Alexandros c2248 GRE0.001-0.5620-11.20 
  Aagaard, Gert 2021 DEN1.0010.17203.40 
  Hansen, Stefan 2112 DEN0.501-0.2320-4.60 

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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