Individual Calculations June 2019
 Duffy, Seamus  Total change: 6.40  Rating chartPersonal card
 Irish International Open 2019 Dublin IRL 2019-04-17
RcRownchangeKK*chgGame
 2041 1921 3.50 8 0.70 20 14.00 
  Pulkkinen, Kari f2265 FIN0.001-0.1220-2.40 
  Dimitrov, Nikolai 1521  * IRL1.0010.08201.60 
  Mihalik, Agoston 2203 HUN0.001-0.1620-3.20 
  Opseth, Oliver 1739 NOR1.0010.26205.20 
  Melaugh, Gavin 2109 IRL1.0010.742014.80 
  Murray, David 2152 IRL0.001-0.2120-4.20 
  Schut, Han 2173 NED0.5010.31206.20 
  Moran, Stephen 2165 IRL0.001-0.2020-4.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 LCU Armstrong Cup 2018-19 Round 11 Dublin IRL 2019-05-19
RcRownchangeKK*chgGame
 2022 1934 0.00 1 -0.38 20 -7.60 
  Carroll, Peter 2022 IRL0.001-0.3820-7.60 

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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