Individual Calculations May 2023
 Sanchez Merino, Christian  Total change: 5.40  Rating chartPersonal card
 XLIII Open Internacional Ciudad de San Sebastian San Sebastian (Guipuzkoa) ESP 2023-04-01
RcRownchangeKK*chgGame
 1908 1882 4.00 8 0.27 20 5.40 
  Santos, Ricardo Alexandre Luis 2083 POR0.001-0.2420-4.80 
  Velte, Daniela 1604 ESP1.0010.17203.40 
  Odriozola Coscolin, Alex 2088 ESP0.001-0.2420-4.80 
  Reguillaga Otano, Juan 1559 ESP1.0010.13202.60 
  Troffiguer, Olivier 2025 FRA0.001-0.3120-6.20 
  Atar, Efecan 1621 GER1.0010.18203.60 
  Serra Olives, Tomas f2010 ESP1.0010.672013.40 
  Moreno Estebanez, Patxi 2271 ESP0.001-0.0920-1.80 

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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