Individual Calculations February 2020
 Ercan, Selman  Total change: 13.40  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 2093 2081 5.00 9 0.67 20 13.40 
  Kastelijn, Twan 1976 NED1.0010.36207.20 
  Pham, Khoi 2151 NED0.001-0.4020-8.00 
  Lardinois, Wouter 1984 NED0.501-0.1320-2.60 
  Smits, Mark f2159 NED1.0010.612012.20 
  Fayard, Alain f2190 FRA0.001-0.3520-7.00 
  Schelvis, Richard 2123 NED0.5010.06201.20 
  Perez Garcia, Hebert 2072 NED0.501-0.0120-0.20 
  Kethro, Michael f2093 AUS0.5010.02200.40 
  Van Der Marel, Lambertus 2085 NED1.0010.512010.20 

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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