Individual Calculations February 2020
 Peters, Wim  Total change: -79.60  Rating chartPersonal card
 Tata Steel Tienkampen 2020 Wijk aan Zee NED 2020-01-17
RcRownchangeKK*chgGame
 1541 1581 3.00 9 -1.99 40 -79.60 
  Boezewinkel, Johan 1529 NED0.501-0.0740-2.80 
  Egberts, Kees 1598 NED0.5010.02400.80 
  Van Der Hagen, Stephan 1498 NED0.001-0.6140-24.40 
  Boeren, Jurriaan 1565 NED0.001-0.5240-20.80 
  Sijm, Henk 1566 NED0.501-0.0240-0.80 
  Poldermans, Daan 1586 NED0.001-0.4940-19.60 
  Bouwmeester, Henk 1476 NED0.001-0.6440-25.60 
  De Meyere, Dirk 1548 BEL0.501-0.0540-2.00 
  De Boer, Sake Jan 1502 NED1.0010.394015.60 

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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