Individual Calculations February 2019
 Lohan, Martin  Total change: -30.00  Rating chartPersonal card
 LCU Heidenfeld Trophy 2018-19 Rounds 3-4 Dublin IRL 2018-11-02
RcRownchangeKK*chgGame
 1771 1751 1.00 2 0.05 40 2.00 
  Fitzpatrick, Colm 1883 IRL0.5010.18407.20 
  Barrett, Conor 1658 IRL0.501-0.1340-5.20 

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)
 
 The Irish O-50 and O-65 Championships 2019 Dublin IRL 2019-01-02
RcRownchangeKK*chgGame
 1752 1735 2.00 6 -0.80 40 -32.00 
  Duffy, Seamus 1958 IRL0.001-0.2240-8.80 
  Dimitrov, Nikolai 1335  * IRL1.0010.08403.20 
  Twomey, Pat 1800 IRL0.5010.09403.60 
  Killane, Jack 1839 IRL0.5010.14405.60 
  Harding, Tim c2031 IRL0.001-0.1540-6.00 
  Burgisser, Claude 1547 FRA0.001-0.7440-29.60 
 * 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)
 

 

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