Individual Calculations April 2009
 Vlaming, Jos  Total change: 32.40  Rating chartPersonal card
 3D - r 4-5 - Dutch Team Competition Various NED 2008-09-27
RcRownchangeKK*chgGame
 2102 2112 1.00 1 0.49 15 7.35 
  In `t Veld, Rene 2102 NED1.0010.49157.35 

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)
 
 2D - Corus Chess Tournament - Tienkampen Wijk aan Zee NED 2009-01-23
RcRownchangeKK*chgGame
 2125 2112 6.00 9 1.67 15 25.05 
  De Graaf, D 2064 NED0.501-0.0715-1.05 
  Osterwald, Elwin 2196 NED0.5010.12151.80 
  Utama, Ivan c2175 NED0.5010.09151.35 
  Holscher, Peter 2104 NED1.0010.49157.35 
  Slisser, Theo 2145 NED1.0010.55158.25 
  Van Geffen, Ben 2144 NED0.5010.04150.60 
  De Groot, Marco 2147 NED1.0010.55158.25 
  Van Der Velde, Wytse 1970 NED0.501-0.1915-2.85 
  Roemersma, Aad 2176 NED0.5010.09151.35 

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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