Individual Calculations April 2017
 Creighton, Terry  Total change: -9.20  Rating chartPersonal card
 Heidenfeld Trophy 2016-17 Rounds 7-8 Various IRL 2017-01-25
RcRownchangeKK*chgGame
 1842 1811 0.50 1 0.04 20 0.80 
  Boland, Dylan 1842 IRL0.5010.04200.80 

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)
 
 National Club Championships 2017 Dublin IRL 2017-03-03
RcRownchangeKK*chgGame
 2007 1811 0.00 2 -0.50 20 -10.00 
  Collins, Mark A 2024 IRL0.001-0.2320-4.60 
  Vogel, Constantin 1989 GER0.001-0.2720-5.40 

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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