Individual Calculations September 2009
 Smits, Sebastiaan  Total change: 13.35  Rating chartPersonal card
 Hogeschool Zeeland Chess Tournament 2009 Vlissingen NED 2009-08-01
RcRownchangeKK*chgGame
 2221 2165 4.50 8 0.89 15 13.35 
  Ikonnikov, Vyacheslav g2556 RUS0.001-0.0915-1.35 
  Kuijpers, Jos 1943 NED1.0010.22153.30 
  Koelmans, Jan Willem 2008 NED0.501-0.2115-3.15 
  Veldhuysen, Klaas 2013 NED1.0010.30154.50 
  Spoelman, Wouter g2546 NED0.001-0.0915-1.35 
  Boulahfa, Hicham 2022 NED1.0010.31154.65 
  Kuipers, Stefan f2324 NED1.0010.711510.65 
  Michalczak, Thomas f2352 GER0.001-0.2615-3.90 

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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