Individual Calculations March 2023
 Makkinje, Jeroen  Total change: -6.00  Rating chartPersonal card
 ONK NSVG 2023 Ermelo NED 2023-02-16
RcRownchangeKK*chgGame
 1610 1368 0.50 3 -0.15 40 -6.00 
  Roman, Hugo 1731 BEL0.5010.404016.00 
  Spoelstra, Jan 1459 NED0.001-0.3840-15.20 
  Smit, Peter 1639 NED0.001-0.1740-6.80 

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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