Individual Calculations April 2016
 Zeidler, Sven P.  Total change: -8.00  Rating chartPersonal card
 45th Dyfed Open 2016 Fishguard WLS 2016-02-26
RcRownchangeKK*chgGame
 1982 2172 3.00 5 -0.68 20 -13.60 
  Whale, Michael 1828 WLS1.0010.12202.40 
  Rodriguez, Juan Talavera 1983 WLS0.501-0.2520-5.00 
  Hewitt, William 2033 WLS0.501-0.1920-3.80 
  Van Kemenade, Rudy 1967 WLS1.0010.24204.80 
  Richmond, Jane wf2100 WLS0.001-0.6020-12.00 

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)
 
 Welsh Chess Premier League 2015/16 Round 5 Merthyr Tydfil WLS 2016-03-13
RcRownchangeKK*chgGame
 2033 2190 1.00 1 0.29 20 5.80 
  Hewitt, William 2033 WLS1.0010.29205.80 

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)
 
 4NCL Division 1 WE 4 Birmingham ENG 2016-03-19
RcRownchangeKK*chgGame
 2286 2190 0.00 2 -0.78 20 -15.60 
  Hebden, Mark L g2471 ENG0.001-0.1620-3.20 
  O`driscoll, Kieran 2101 IRL0.001-0.6220-12.40 

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)
 
 2016 Welsh Chess Championship Cardiff WLS 2016-03-25
RcRownchangeKK*chgGame
 2056 2190 5.50 7 0.77 20 15.40 
  Davis, Lee 1977 WLS1.0010.23204.60 
  Bevan, Peter M 1999 WLS1.0010.25205.00 
  Rodriguez, Juan Talavera 1983 WLS1.0010.23204.60 
  Bullen, Alex 2018 WLS1.0010.27205.40 
  Kett, Tim 2180 WLS0.001-0.5120-10.20 
  Brown, Thomas 2093 WLS1.0010.37207.40 
  Sands, David A 2142 WLS0.501-0.0720-1.40 

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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