Individual Calculations February 2016
 Schaefer, Reyk  Total change: -7.20  Rating chartPersonal card
 New Zealand Open 2016 123rd NZ Championship Auckland NZL 2016-01-02
RcRownchangeKK*chgGame
 2102 2134 4.00 8 -0.36 20 -7.20 
  Koop, Thorben f2417 GER0.001-0.1620-3.20 
  Forster, William c1975 NZL0.501-0.2120-4.20 
  Chan, Kim Yew 2020 MAS1.0010.34206.80 
  Goodhue, Nathan 1990 NZL1.0010.31206.20 
  Steadman, Michael V R f2252 NZL0.001-0.3420-6.80 
  Milligan, Helen cwf1957 NZL0.501-0.2320-4.60 
  Timergazi, Layla wf1915 NZL1.0010.22204.40 
  Maisuradze, Nino wg2288 FRA0.001-0.2920-5.80 

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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