Individual Calculations January 2009
 Van Riemsdijk, Herman C.  Total change: -10.60  Rating chartPersonal card
 ITT Sheraton Mendoza 2008 Mendoza ARG 2008-12-05
RcRownchangeKK*chgGame
 2314 2404 4.50 9 -1.06 10 -10.60 
  Luconi, Cristian 2300 ARG0.501-0.1410-1.40 
  Granara Barreto, Sebastian f2260 URU0.501-0.1910-1.90 
  Herrera, Martin 2190 ARG0.501-0.2710-2.70 
  Salguero, Francisco f2336 ARG0.001-0.5910-5.90 
  Castro, Oscar H. m2395 COL0.501-0.0110-0.10 
  Perez Ponsa, Federico f2363 ARG0.501-0.0610-0.60 
  Lopez Silva, Hugo 2378 CHI0.501-0.0410-0.40 
  Real De Azua, Ernesto m2413 ARG0.5010.01100.10 
  Zuriel, Marisa wm2189 ARG1.0010.23102.30 

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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