Individual Calculations January 2020
 Nijman, Brian  Total change: -3.60  Rating chartPersonal card
 2019 Wellington Club Championship Wellington NZL 2019-09-19
RcRownchangeKK*chgGame
 2058 1962 3.00 8 -0.18 20 -3.60 
  Dive, Russell J m2288 NZL0.001-0.1320-2.60 
  Ker, Anthony F m2314 NZL0.001-0.1120-2.20 
  Nyberg, Michael 1903 NZL1.0010.42208.40 
  Timergazi, Layla wm2037 NZL0.001-0.4020-8.00 
  Benitez, Edgar 1796 NZL1.0010.28205.60 
  Cilia Vincenti, David c2066 MLT1.0010.642012.80 
  Winter, Ryan 1756 NZL0.001-0.7620-15.20 
  Croad, Nicholas f2304 NZL0.001-0.1220-2.40 

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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