Individual Calculations February 2020
 Helder, Marc  Total change: 3.80  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 2093 2118 5.00 9 0.19 20 3.80 
  Van Den Dikkenberg, Erik f2097 NED0.001-0.5320-10.60 
  Brinkers, Kees 1990 NED1.0010.33206.60 
  Quillien, Emmanuel 2125 FRA0.5010.01200.20 
  Roebers, Eline 2098 NED1.0010.47209.40 
  Coenen, Eduard 2039 NED0.501-0.1120-2.20 
  Van Der Velden, Bram c2199 NED1.0010.612012.20 
  Kalle, Erwin 2037 NED0.001-0.6120-12.20 
  Bus, Tom 2140 NED0.5010.03200.60 
  Uylings, Peter 2112 NED0.501-0.0120-0.20 

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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