Individual Calculations September 2009
 Geon, Knol  Total change: 7.05  Rating chartPersonal card
 Atlantistoernooi 2009 Promotiegroep Groningen NED 2009-07-03
RcRownchangeKK*chgGame
 2151 2070 4.00 9 0.47 15 7.05 
  Milan, Mostertman 2119 NED0.001-0.4315-6.45 
  Manfred, Kroencke 2121 GER0.5010.07151.05 
  Erik, Hoeksema m2309 NED0.001-0.2015-3.00 
  Bert, Van Der Marel 2226 NED0.5010.21153.15 
  Jan, Balje 2202 NED0.5010.18152.70 
  Johan, Klinkhammer 2046 NED1.0010.47157.05 
  Nick, Bijlsma 1982 NED0.501-0.1215-1.80 
  Erik-Jan, Hummel 2236 NED1.0010.721510.80 
  Jan, Joris Groenewold 2117 NED0.001-0.4315-6.45 

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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