Individual Calculations February 2019
 Maris, Ivo  Total change: 11.00  Rating chartPersonal card
 Chess Festival Groningen 2018 - Open A Groningen NED 2018-12-22
RcRownchangeKK*chgGame
 2266 2351 6.00 9 0.55 20 11.00 
  Theulings, Paul-Peter c2098 NED1.0010.19203.80 
  Ernst, Sipke g2539 NED0.001-0.2620-5.20 
  De Boer, Bas 2134 NED1.0010.22204.40 
  Plat, Vojtech g2550 CZE0.001-0.2420-4.80 
  Baselmans, Luuk 2191 NED1.0010.29205.80 
  Van Meegen, Ruud 2230 NED1.0010.34206.80 
  Warmerdam, Max m2433 NED0.001-0.3920-7.80 
  Nicolai, Amir 2074 NED1.0010.17203.40 
  Krasenkova, Ilena wm2144 RUS1.0010.23204.60 

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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