Individual Calculations August 2018
 Kollen, Zyon  Total change: 37.40  Rating chartPersonal card
 Amsterdam Science Park 2018 - A Amsterdam NED 2018-07-07
RcRownchangeKK*chgGame
 2211 2313 7.50 9 1.87 20 37.40 
  Koelewijn, Alex 2055 NED1.0010.18203.60 
  Cornelisse, Ticho 2074 NED1.0010.20204.00 
  Bogaard, Milo 2073 NED0.501-0.3020-6.00 
  Pham, Khoi 2037 NED0.501-0.3320-6.60 
  Floor, Dirk 2196 NED1.0010.34206.80 
  Grooten, Herman m2384 NED1.0010.602012.00 
  Lai, Hing Ting m2447 NED1.0010.682013.60 
  Hildenbrand, Peter 2226 GER1.0010.38207.60 
  Bosboom, Manuel m2403 NED0.5010.12202.40 

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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