Individual Calculations February 2020
 Koeleman, Gerard  Total change: -69.60  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1750 1817 3.00 8 -1.74 40 -69.60 
  Fritz, Werner 1779 NED0.001-0.5540-22.00 
  Kuijs, Gerard 1763 NED1.0010.424016.80 
  Wandy, Kasim 1729 NED0.001-0.6240-24.80 
  Gagnepain, Laurent 1702 FRA0.001-0.6640-26.40 
  Van Wijngaarden, Thijs 1728 NED1.0010.384015.20 
  Tamminga, Meile 1798 NED0.501-0.0340-1.20 
  Greven, Ron 1779 NED0.501-0.0540-2.00 
  Chilton, James I 1725 ENG0.001-0.6340-25.20 

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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