Individual Calculations February 2023
 Van Den Bos, Raymond  Total change: -44.40  Rating chartPersonal card
 Tata Steel Tienkampen 2023 Wijk aan Zee NED 2023-01-20
RcRownchangeKK*chgGame
 1741 1750 3.00 8 -1.11 40 -44.40 
  Faverey, Eddy 1678 NED0.501-0.1040-4.00 
  Van Westerop, Sebastiaan 1815 NED0.001-0.4140-16.40 
  Van De Mark, Arie 1723 NED0.001-0.5440-21.60 
  Tamminga, Meile 1834 NED0.5010.12404.80 
  Wiemerink, Hans 1703 NED1.0010.434017.20 
  Staal, Ronald 1767 NED0.001-0.4840-19.20 
  De Vreeze, Frans 1673 NED1.0010.394015.60 
  De Witte, Wiebe 1733 NED0.001-0.5240-20.80 

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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