Individual Calculations April 2008
 Van De Plassche, Bas  Total change: -0.90  Rating chartPersonal card
 Dutch Team Competition - 1B - round 5-6 Various NED 2007-09-15
RcRownchangeKK*chgGame
 2231 2415 1.50 2 0.03 10 0.30 
  Van Weersel, Arlette 2157 NED1.0010.18101.80 
  Slingerland, Fred f2304 NED0.501-0.1510-1.50 

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)
 
 Halve Finale NK Algemeen Hilversum NED 2008-01-05
RcRownchangeKK*chgGame
 2375 2419 1.00 2 -0.12 10 -1.20 
  Grooten, Herman m2375 NED1.0010.44104.40 
  Grooten, Herman m2375 NED0.001-0.5610-5.60 

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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