Individual Calculations March 2010
 Van Der Leij, Arjan  Total change: 6.00  Rating chartPersonal card
 Klasse 2C Round 5-6 - Dutch Team Competition Various NED 2010-01-09
RcRownchangeKK*chgGame
 2126 2033 1.00 2 0.24 25 6.00 
  Duijn, Richard f2233 NED0.001-0.2425-6.00 
  Munnik, Talitha 2019 NED1.0010.482512.00 

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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