Individual Calculations July 2012
 Ratsma, Midas  Total change: 4.20  Rating chartPersonal card
 NK-U20 Haarlem NED 2012-04-28
RcRownchangeKK*chgGame
 2062 1930 3.00 8 0.28 15 4.20 
  Bijlsma, Nick 2144 NED1.0010.771511.55 
  Ypma, Peter 2161 NED0.001-0.2115-3.15 
  Klapwijk, Bram 2060 NED0.001-0.3215-4.80 
  Lentjes, Noud 1946 NED0.001-0.4815-7.20 
  Manoch, Maurice 1969 NED1.0010.55158.25 
  Brantjes, Yme 1779 NED1.0010.30154.50 
  Haast, Anne wm2282 NED0.001-0.1115-1.65 
  Van Der Lende, Ilias 2152 NED0.001-0.2215-3.30 

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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