Individual Calculations September 2012
 Gunther, Marcella  Total change: -7.20  Rating chartPersonal card
 Hogeschool Zeeland 2012 Vlissingen NED 2012-08-04
RcRownchangeKK*chgGame
 1961 1956 2.50 6 -0.48 15 -7.20 
  Hamblok, Roel 2239 BEL0.001-0.1615-2.40 
  De Bock, Martin 1706 NED1.0010.19152.85 
  Herbold, Manfred 2126 GER0.001-0.2815-4.20 
  Heredia Tarrats, Amadeu 2151 ESP0.001-0.2515-3.75 
  Mellegers, Maarten 1807 NED1.0010.30154.50 
  Ratsma, Rosa 1736 NED0.501-0.2815-4.20 

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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