Individual Calculations December 2017
 Lim, Mark  Total change: -19.20  Rating chartPersonal card
 2017 Central London Chess Congress (Open Section) London ENG 2017-11-03
RcRownchangeKK*chgGame
 2044 1855 1.50 4 0.48 20 9.60 
  Prior, Stephen C V 2067 ENG1.0010.772015.40 
  Mitra, Roman C 2087 ENG0.001-0.2120-4.20 
  Bennett, John M 1993 ENG0.5010.19203.80 
  Niccoli, Tony 2030 ENG0.001-0.2720-5.40 

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)
 
 2017/18 4NCL Division 3 South Rounds 1-2 Reading ENG 2017-11-11
RcRownchangeKK*chgGame
 1904 1855 0.00 2 -0.89 20 -17.80 
  Sheerin, Alex 1704 ENG0.001-0.7020-14.00 
  Rocco, Federico 2103 ENG0.001-0.1920-3.80 

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)
 
 Hampstead FIDE Congress Under 2200 Nov 17 London ENG 2017-11-25
RcRownchangeKK*chgGame
 1746 1855 2.50 5 -0.55 20 -11.00 
  Sheikh, Anum wc1505 ENG0.501-0.3920-7.80 
  Jamroz, Viktor 1679 ENG1.0010.27205.40 
  Bin-Suhayl, Ieysaa 2021 ITA0.001-0.2820-5.60 
  Fava, Lorenzo 1455  * ITA1.0010.08201.60 
  Davison, Chris 2070 ENG0.001-0.2320-4.60 
 * 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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