Individual Calculations November 2011
 Van Weersel, Arlette  Total change: 2.85  Rating chartPersonal card
 UnivĂ© Open Hoogeveen NED 2011-10-14
RcRownchangeKK*chgGame
 2170 2191 4.50 8 0.19 15 2.85 
  Ernst, Sipke g2581 NED1.0010.911513.65 
  Willemze, Thomas m2370 NED0.001-0.2715-4.05 
  Sekandar, Kambiz 1922 NED0.501-0.3315-4.95 
  Bezemer, Arno f2351 NED0.001-0.2915-4.35 
  Yamada, Kohei c2093 JPN0.501-0.1315-1.95 
  Baskin, Robert 2016 GER0.501-0.2315-3.45 
  Klapwijk, Bram 2025 NED1.0010.28154.20 
  Maris, Ivo 1998 NED1.0010.25153.75 

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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