Individual Calculations May 2015
 Zeidler, Sven P.  Total change: -42.60  Rating chartPersonal card
 4NCL 2014-15 Rounds 7-8 (Div 1 & 2) Birmingham ENG 2015-03-28
RcRownchangeKK*chgGame
 2275 2224 0.00 2 -0.88 20 -17.60 
  Shaw, John g2435 SCO0.001-0.2320-4.60 
  Galliano, Alexander 2114 ENG0.001-0.6520-13.00 

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)
 
 2015 Welsh Chess Championships Cardiff WLS 2015-04-03
RcRownchangeKK*chgGame
 2021 2229 4.50 7 -0.79 20 -15.80 
  Evans, Nicholas Thomas 1960 WLS1.0010.17203.40 
  Hatchett, Paul 1992 WLS1.0010.20204.00 
  Morris, Charles F 2149 WLS1.0010.39207.80 
  Blackburn, Joathan Lb 2173 WLS0.001-0.5820-11.60 
  Brown, Thomas 2042 WLS0.001-0.7420-14.80 
  Ralphs, Nigel 1934 WLS0.501-0.3520-7.00 
  Lewis, David Rhys 1897 WLS1.0010.12202.40 

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)
 
 Welsh Chess Premier League 2014/15 Rd6 Various WLS 2015-04-12
RcRownchangeKK*chgGame
 2256 2229 0.00 1 -0.46 20 -9.20 
  Strugnell, Carl f2256 WLS0.001-0.4620-9.20 

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)
 

 

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