Individual Calculations September 2009
 Hopman, Pieter  Total change: 19.50  Rating chartPersonal card
 Intomart GfK Open 2009 Hilversum NED 2009-06-28
RcRownchangeKK*chgGame
 2302 2325 5.00 7 1.30 15 19.50 
  Pienabarca, Nicola 2092 ITA1.0010.21153.15 
  Goudriaan, Etienne 2104 NED1.0010.22153.30 
  Ten Hertog, Hugo 2073 NED1.0010.19152.85 
  Giri, Anish f2517 NED0.001-0.2515-3.75 
  Van Eijk, Sander f2319 NED1.0010.49157.35 
  Slingerland, Fred m2389 NED1.0010.59158.85 
  Nikolic, Predrag g2618 BIH0.001-0.1515-2.25 

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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