Individual Calculations September 2019
 Jonkheer, Alex  Total change: -6.60  Rating chartPersonal card
 23e Hogeschool Zeeland toernooi 2019 Vlissingen NED 2019-08-03
RcRownchangeKK*chgGame
 1723 1660 3.50 9 -0.33 20 -6.60 
  Rosmuller, Anton 2060  * NED0.001-0.0820-1.60 
  Welten, Hans 1887 NED0.001-0.2120-4.20 
  Kooman, Ko 1492 NED0.001-0.7220-14.40 
  Noelle, Michael 1514 GER1.0010.30206.00 
  Diesel, Carlo 1359 LUX1.0010.15203.00 
  Moors, Marc 1829 BEL0.001-0.2820-5.60 
  Van Gemert, Jean-Pierre 1795 NED1.0010.682013.60 
  Spears, Russell 1805 NED0.5010.19203.80 
  Koster, Paul 1764 NED0.001-0.3620-7.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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