Rapid: Individual Calculations September 2017
 Astudillo Cuevas, Alonso  Total change: -30.20  Rating chartPersonal card
 Golders Green FIDE Rapid Chess Amateur Aug 2017 London ENG 2017-08-05
RcRownchangeKK*chgGame
 1360 1456 1.00 4 -1.51 20 -30.20 
  Benjamin, Christopher 1435 ENG1.0010.47209.40 
  Simms, Geoffrey R 1343 ENG0.001-0.6520-13.00 
  Goulbourne, Nick 1380 ENG0.001-0.6020-12.00 
  Moen, Odd Halvor 1281 NOR0.001-0.7320-14.60 

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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