Individual Calculations March 2018
 Torrance, John  Total change: -5.40  Rating chartPersonal card
 CCF DAYTIME CHESS 2017-18 JANUARY 2018 B London ENG 2018-01-31
RcRownchangeKK*chgGame
 1641 1566 0.50 1 0.10 20 2.00 
  Sonnis, Steve 1641 ENG0.5010.10202.00 

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)
 
 CCF DAYTIME CHESS 2017-18 FEBRUARY 2018 A Coulsdon ENG 2018-02-07
RcRownchangeKK*chgGame
 1662 1570 0.00 1 -0.37 20 -7.40 
  Allan, Brian N 1662 SCO0.001-0.3720-7.40 

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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